Questions Asked on
September 19, 2011

brief calc
estimate the derivative of the function. when you are unable to eliminate the h in denominator use h=.001 3^x
asked by bandit 
heathhcare
give me a medical timeline from the last 50 years?
asked by peggy 
math
to subtract 4 5/6 from 10 1/2, you must renamed the mixed number 10 1/3. How do you rename the 10 1/3?
asked by Steve 
Chemistry
Temperature Rate Constant 310 0.830 320 2.27 330 5.83 340 14.2 350 32.8 Use an Arrhenius plot to determine the frequency factor for the reaction. I know the equation to find the frequency factor is K= Ae^Ea/RT but i am still getting the wrong answer. Do I
asked by Tc 
Algebra 2 math
What is the 32nd term of the arithmetic sequence where a1 = 12 and a13 = –60?
asked by Angel 
English
i need few points about the following topics fixation,inter fiction and foster reading pls help me you know
asked by sheelas 
maths
slove the equestionx+√x=6/25
asked by laxmiprasad 
physical science
which of the following statements correctly describes the substance with the formula KI?
asked by matt 
physics
Ted Williams hits a baseball with an initial velocity of 120 miles per hour (176 ft/s) at an angle of è = 35 degrees to the horizontal. The ball is struck 3 feet above home plate. You watch as the ball goes over the outfield wall 420 feet away and lands
asked by aaa 
economics
Suppose the supply and demand for milk is described by the following equations: Qd=600100P, Qs = 150+150P, where P is price in dollars . Qd is quantity demanded in millions of gallons per year. A. Create supply and demand tables corresponding to these
asked by ARul 
business
Can someone help me with this question by providing resources. What are the major implications for using positive psychology to study business ethics? Give a specific example .
asked by PENNY 
physics
A point charge of 2.4 μC is located at the center of a spherical shell of radius 17 cm, which has a charge −2.4 μC uniformly distributed on its surface. Given: ke = 8.98755 × 109 Nm2/C2 . a)Find the electric field for all points outside the spherical
asked by alex 
Math
calculate lim┬(√(x^2+y^2)→∞)〖(sin(x^2 y^2))/(2x^2+3y^2 )〗
asked by Daniel 
maths
an aeroplane flying at 600 km travels for 3 hours on a bearing of 310T how far north and how far wesr is it from its starting point after 3 hours
asked by jess 
chem
How many gold atoms are in an 0.408 ounce, 18 gold bracelet? (18 gold is 75% gold by mass.)
asked by tiffany 
physics
How far should and object be from a concave sperical mirror of radius 36cm to form a real image oneninth it's size?
asked by Salim 
phyiscs
The height of a helicopter above the ground is given by h = 2.90t3, where h is in meters and t is in seconds. At t = 1.75 s, the helicopter releases a small mailbag. How long after its release does the mailbag reach the ground?
asked by fayez 
math
what is the largest are of rectangular area that can be enclosed in sixteen meter fence ?
asked by aa 
statistics
compute the percentile rank of the raw score 8 in the following distribution 8,5,6,9,3,5
asked by Emily 
accounting
Identify what professional development needs and goals are required for superannuation with a brief explanation of what each one is about.
asked by mirza 
history
If a photographer took the same picture of this wilderness setting landscape, would it be as colorful and peaceful?
asked by tamika 
Math
What is a polygon with 12 sides ?
asked by Brian 
algebra
two angles are complementary the measure of one angle is 1 1/2 times the measure of the other find the measure of each angle x+1.5x=90 2.5x=90 x=36 x+y=90 36+y=90 y=54 want to know if this right
asked by babygirl 
MATH
I am a number between 0.23 and 0.31. I have 3 digits. All of my numbers are the same. What number am I?
asked by Stephen 
physics
60mi/h is how many m/s?
asked by Anonymous 
Chemistry
A 50.0mL sample of ethylene glycol had a mass of 55.505g. Find the density of ethylene glycol.
asked by jess 
Chemistry
Chloroform is a liquid that is not soluble in water. It has a density of 1.498g/mL. Astudent mixed a sample of chloroform and a sample water and observed the result. Sketch what the student saw, and identify all components of the drawing. for a container,
asked by jess 
English
Choose the one that is not correct Wood frame house are caught fire. Clothing burst into flame and people suffer intense thirddegree flash burns over their exposed flesh.
asked by Kate 
calculus
Find all values of x in the interval [0, 2π] that satisfy the inequality. (Enter your answer using interval notation.) 14 cos(x) + 7 > 0
asked by Anonymous 
Biology
A student claims the probability a human sperm will receive all chromatids of maternal origin is 50 %. Explain why she is wrong. Are the following true or false and support your answer: i. Red blood cells and nerve cells in adult humans are suitable for
asked by Ashley 
math
f 2/3 of amount x is 60, then what is 4/5 of x?
asked by Anonymous 
calculus
I really appreciate all of your help!
asked by Anonymous 
Math
For the limit lim x → 3 (x3 − 2x + 5) = 26 illustrate the definition by finding the largest possible values of δ that correspond to ε = 0.2 and ε = 0.1. (Round your answers to four decimal places.)
asked by Jen 
geography
Which country has the largest land area in Europe? in Asia? My answer  Russia is the largest in both Asia and Europe. Am I right?
asked by Reed 
geography
Which nation is farther north, Egypt or Greece? My answer is  Greece is farther north. Am I right?
asked by Reed 
calculus
Need help asap! what is the limit as x approaches 0 of x/tan(3x) ?
asked by miley 
disease
what is the relation between high Blood glucose level (not Diabetes) and Urinary tract infection.
asked by Mona 
Physics
A small mailbag is released from a helicopter that is descending steadily at 2.87 m/s. a)After 5.00 s, what is the speed of the mailbag? b)How far is it below the helicopter?
asked by Thi 
math
A rectangular play yard is to be constructed along the side of a house by erecting a fence on three sides, using house wall as the fourth wall. Find the demensions that produce the play yard of maximum area if 20 meters of fence is available for the
asked by fifi 
Chemistry
Convert 19.0cm cubed to meters cubed?
asked by Jess 
Government US
Thomas Sowell said a very wise thing. "If by “fair,” you mean everyone having the same odds for achieving success, then life has never been anywhere close to being fair, at any place or time." Fair and unfair have been in debate for a long time, and no
asked by Jishkhasha 
English
You are a technical writer in a large company, working on a training manual to help hew users learn the company’s computer system. Employees will use your manual in training seminars taught by your company’s trainers. The manual will also serve as an
asked by Donna 
trig
Sketch the graph of f(x)=sin(x+30 degrees) and g(x)=cos2x in the same system of axis [180 degrees;180 degrees]
asked by Ntombie 
chemistry
what is the formula of a pumpkin?
asked by graciela 
Math/Calculus
Find the average rate of change on the interval [6,3] of the function h(x)=x^24x+7. A. 7 B. 7 C. 1 D. 13 E. 5
asked by Roger 
Chemistry 112
4Nh3(g) +3O2(g)=2N2(g)+6H2O(g) has kp=2.1x10^6 atm. Initial concentration of NH3=2.00 atm, and N2=1.00 atm, with all other concentrations being zero. Compute final concentration of NH3.
asked by Dominique 
hw help ASAP
8.00in^3 to ml please show me how to solve this
asked by bb222 
MATH
The value V of a machine t years after it is purchased is inversely proportional to the square root of t+2. The initial value of the machine is $10,000. Find the rate of depreciation when t=5 . Round your answer to two decimal places. A. 381.80 PER YEAR
asked by Roger 
calculus
If f(x) = 5x  7, what is f(2)?
asked by yashira 
calculus
Use the demand function X=325(1(6p/7p+4)) to find the rate of change in the demand x for the given price p=$5.00. Round your answer to two decimal places. A. 5.13 UNITS PER DOLLAR B. 0.85 UNITS PER DOLLAR C. 0.85 UNITS PER DOLLAR D. 1.35 UNITS PER DOLLAR
asked by Roger 
calculus
For the given equation, find the slope of the tangent to the curve at the point (4,2). y^2+8y+x^2+8x4=0 A. 1.50 B. 0.50 C. 2.00 D. 0.00 E. UNDEFINED
asked by Roger 
helppppppp
convert 8.8m/sec to km/hr please show steps
asked by Anonymous 
Essential Mathematics 1
7 1/3  2 5/6
asked by Ashley 
English
Can you help me determine if I chose the correct/incorrect sentences appropriately. It’s really urgent. 1)Jenny, 13, says “My favourite subject is English. We all have to learn English in my country because it is very difficult to find a job if you
asked by Henry2 
geography
Which country has the largest land area in Europe? In Asia? My answer was  Russia is the largest in both Asia And Europe. Ms. Writeteacher looked and my answer and asked me if I was sure Russia was in Europe. All the maps that I have been looking at show
asked by Reed 
Physics
The figure below gives the path of a squirrel moving about on level ground, from point A (at time t = 0), to points B (at t = 3.00 min), C (at t = 6.00 min), and finally D (at t = 9.00 min). Both axes are marked in increments of 2.00 m (therefore the
asked by Anonymous 
Mathemtics 1
3 1/9 * 2 1/4
asked by Ashley 
Essential Mathemtics 1
13 1/3 / 6 2/9
asked by Ashley 
Essential Mathemtics 1
15 * 4 2/3
asked by Ashley 
Essential Mathemtics 1
10 2/3 / 4
asked by Ashley 
geomtry
when two planes intersect, their intersection is a:
asked by jay 
math
solve. (3k+4.2)+8.6 and (3s)x8
asked by Christine 
calculus
Find lim f(x) for f(x)=Ix3I/x3 x>3
asked by Roger 
Geology
Im having a difficult time with a geology final question. "The number of ice advances during the Pleistocene was most likely" one four 2025 over 100 I understand one cap, 4 major ice events with 11 ice advances but am very unclear on an answer or how to
asked by Suzi 
calculus
Find the derivative of the given function. Simplify and express the answer using positive exponents only. y= ((9x^24)^3/7x^2+4)
asked by Roger 
statistics
the authors's generac generator produces voltage amounts with a mean of 125.0 volts and a standard deviation of 0.3 volts, and the voltages have a bellshaped distribution. using the empiral rule, what is the percentage of voltage amounts between 124.4 and
asked by marie 
day care
simone works at a day care center in her town. in her position, she hires an trains staffmembers.She enforces the center policies and handles its finances. What is simones position at the center?
asked by elly 
statistcs
The authors generac generator produces voltage amounts with a mean of 125.6 volts and a standard deviation of 0.3 volt. using the Chebyshev's theorem, what do we know about the percentage of voltage amounts that are within 3 standard deviations of the
asked by marie 
calculus
Describe the interval(s)on which the function f(x)=(x11/x^2121) is continuous.
asked by Roger 
calculus
Find the points of discontinuity on [3,5] for the function f(x)=[[x1]], where the double bracket indicates the greatest integer function.
asked by Roger 
calculus
Determine the following limit. lim (1/x3) x>3
asked by Roger 
economics
Is it possible for companies both to maximize financial value for shareholders and to act responsibly in the communities in which they operate, to treat their employees, customers, and suppliers well, and to engage in activities that are good for the
asked by denise 
geography
What two countries are similar in physical shape? My answer is Africa and South America Is this right?
asked by Reed 
English
Holidays are important to everyone. They boost your spirits. a. Correct b. Shift in person I would say it is correct, but then again isn't Everyone a singular prnoun? 2. After the teacher collected our essays, she told the students that she would return
asked by MaccyDs 
statistcs
Bao Xishun is the world's tallest man with a hieght of 92.95 in. (or 7ft, 8.96 in.). men have hieghts witha mean of 69.6in and a standard deviation of 2.8 in. 1) convert Boa's height to a z score 2) does Boa's height meet the criterion of being unusual by
asked by marie 
sql
Write a SELECT statement that returns four columns based on the InvoiceDate column of the Invoices table: • Use the CAST function to return the first column as data type varchar. • Use the CONVERT function to return the second and third columns as a
asked by Anonymous 
Essential Mathematics 1
10 2 2/3 / 4
asked by Brittney 
Geography
Which ocean does most of the International Date Line pass through? I think it is the Pacific is that correct?
asked by Sean 
Englishpleashelp
We, Us) Persian Gulf veterans are proud of our service. a. We b. Us Is it we or Us? I think it is We since you know in the constitution that is how it goes. We goes with US We the People of the United States, in Order to form a more perfect Union,
asked by MaccyDs 
Geography
What is the difference between a physical map and a political map?
asked by Sean 
Englishpleashelp
After the teacher collected our essays, she told the students that she would return the graded papers on Wednesday. a. Correct b. Shift in person My friend and I say it is a shift in person since it says OUR and then shifts it to students. are we correcT?
asked by MaccyDs 
3rd math
Bethany has 40 apples. Write a subtraction story about the apples that would require regrouping. Then write the answer in a complete sentence.
asked by Kristin 
Physics
a uniform rod of 3 kg and length 1 m is suspended from a fixed point by means of strings of length .8m and .6m which are attached to the free ends of the rod such that rod is horizontal. find the tensions in the string
asked by Ashley 
Geography
Are there 7 countries in Central America?
asked by Bridget 
Essential Mathematics 1
Can somebody please help me Evaluate: 3 1/9 * 2 1/4 ? (=
asked by Brittney 
English
Thank you very much. I just wanted to know if the statement in 2 is correct or incorrect. 1)Lorenzo says:” I’m not very fond of French and English. I think learning foreign languages takes a lot of time and you have to revise too often. If you don’t,
asked by Henry2 
Math
To subtract 91 from 99, do you need to regroup? Explain
asked by Kristin 
lab chemistry
what is the boiling point of 2propanol at the top of pike's peak
asked by frank 
Algebra 2Probability
1. What is the theoretical probability of rolling a sum less than 5 using two number cubes? a.1/6 b.1/4 c.1/2 d.3/4 2. Segments parallel to the sides are used to divide a square board 3 ft on each side into 9 equalsize smaller squares. If the board is in
asked by Nan 
algebra
Danna wants to get 93 average in her three tests she took two tests and the scores are 89 and 94 what should be her score in the next test?. I know the answer . However I don't know the way please help
asked by michael 
chemistry
A 51 kg person drinks 270. g of milk, which has a "caloric" value of approximately 3.0 kJ/g. If only 15% of the energy in milk is converted to mechanical work, how high (in meters) can the person climb based on this energy intake? [Hint: The work done in
asked by Anonymous 
Math
A rectangle of length of 10 cm has diagonals of length 12 cm. Calculate the width of the rectangle.
asked by willian 
Math
To subtract 91 from 99, do you need to regroup? Explain
asked by Kristin 
Essential Mathematics 1
Can somebody please help me evaluate: 13 1/3 + 6 2/9 ? (=
asked by Brittney 
Mathemtics
Help??? 13 * 4 2/3
asked by Calicenta 
physics
A woman rides a carnival Ferris wheel at radius 16 m, completing 4.2 turns about its horizontal axis every minute. What are (a) the period of the motion, and the magnitude of her centripetal acceleration at (b) the highest point and (c) the lowest point?
asked by Anne 
English
Though you once told me this exercise was not very appropriate I’d like to know if there are alternatives to the ones I chose: Complete the verbs in the phrases p……… football play football g……… advice give advice b………… friends
asked by Henry2 
english
who is the richest man in the village who can afford to buy the land forfeited by George Jacobs if Jacobs hangs as a witch?
asked by Anonymous 
HISTORY OF HEALTH CARE
how can we research on HISTORY OF HEALTH CARE?
asked by Anonymous 
English
You told me they were inappropriate because there could be many combinations and not just one (for example: grow up, get up together, hold/host and have a party) Is it better to say "go on the internet" or "surf the internet"? I still have an exercise to
asked by Henry2 
Science
Unscramble acnsrl spgei
asked by Hannah 
Math
Math help??? 1.) 13 1/3 divided by 6 2/9 2.) 15 * 4 2/3 3.) 10 2/3 divided by 4
asked by Cathy 
math
If arc BF = 45‹ and arc AE = 39‹, what is the measure of Ú1?
asked by thomas 
Mathemtics =/
Help please!? 1)5/8 divided by 5? 2)45 divided by 3 3/4 3) 3/4 + 5/8 = 3/4  1/2
asked by Dotti 
math
mary has 108 red beads and 90 green beads she wants to use all the beads. how many necklaces can she make and how many of each color will be on each necklace
asked by radix elementary 
math
6r (12s)
asked by kendak 
Help needed!!!
Help please!? 1)5/8 divided by 5? 2)45 divided by 3 3/4 3) 3/4 + 5/8 = 3/4  1/2
asked by Tammy(; 
physics
A car travels up a hill at a constant speed of 32 km/h and returns down the hill at a constant speed of 61 km/h. Calculate the average speed and the answer is not 46.5
asked by Ann2793 
math
if u received 2 dozen items and sold three of those items the first day, how many of those items are left?
asked by linda 
Math
Marta picked 37 apples. Jin picked 35 apples. Ken picked 23 apples. How can you use place value to find the number of apples picked in all?
asked by Amy 
math
what do penguins eat for lunch
asked by james 
Math
1. Evaluate the indefinite integral integral symbol[6x5+2sec(x) tan(x)]dx. 2. Integral symbol 8 at the top, 5 at the bottom 3x2+3x2 dx = Thanks
asked by Sara 
Math
If f (x) = sin3 x, find f'(x). Find f'(−2pi/3) Thanks.
asked by Sara 
Algebra
Can someone please help me convert these equations into a matrix equation. x+4yz=7 x+y+z=2 2x2y+2z=8
asked by Anonymous 
physics!
A copper wire 81.9 cm long and 1.10 mm in diameter has a mass of 6.43 g. (a) Find the number of electrons in the wire. (Copper has an atomic number of 29; that is, there are 29 protons in the Copper atom. Copper's atomic mass is 63.5.) how many electrons:
asked by austin 
physics
A landscape architect is planing an artificial water fall. Water flowing at 1.11 m/s will leave the end of a horizontal channel at the top of a vertical wall h=4.00 m high. Will the space behind the waterfall be wide enough for a pedistrian walkway? To
asked by Margaret 
Math
1. Evaluate the indefinite integral ([6x^2 + 12x^(3/2) +4x+9]/sqrt x)dx. Answer = + C 2. Evaluate the indefinite integral (12sin x+4tan x)dx. Answer = + C 3. Evaluate the indefinite integral. (x^7)e^(x^8)dx. Answer = + C Thank you for helping.
asked by Matt 
Algebra 1
When adding radicals, do you add two radicands together even if they're different? How would you answer this equation in radical simplest form? 3 rad 12 + 3 rad 12 + 5 rad 8 +5 rad 8 I got 6 rad 12 + 25 rad 8 Is this right? Sorry if my questions are
asked by Squid 
Maths
Evaluate the limit lim 7e(^6x) as x > infinity. Thanks
asked by Mary 
chemistry
calcululate the molality of CsCl in a 8% by mass aqueous solution. answer in units of m
asked by chelsey 
French
I am doing a debate in french and my side is that the HLM in France isnt working and it should be replaced with a new type of system. Do you know any websites with information about the HLM in france. All I can find in wikipedia. also any charts or graphs
asked by Rebekah 
physics
A copper wire 81.9 cm long and 1.10 mm in diameter has a mass of 6.43 g. (a) Find the number of electrons in the wire. (Copper has an atomic number of 29; that is, there are 29 protons in the Copper atom. Copper's atomic mass is 63.5.) how many electrons:
asked by austin 
Algebra
(1,4) and (5,8) is (x1,y1) and (x2,y2). The slope is m=(y2y1)/(x21). Substitute and evaluate to find the slope.
asked by Michelle 
Math for Professionals
You find that a small business loan in the amount of 50,000 is the amount you need to purchase the restaurant location. After researching banks to find the best interest rate, you find that banks for small businesses offer the best interest rate of 9%
asked by Sherry 
human geography
plezz help me on this question here goes identify and explain ,in paragraph form, 2 reasons why some geographers today believe Malthus' theory used to predict the future population issues?
asked by Riddhi 
social studies
who was the star of "Steamboat Willie''
asked by nicole 
math
A company made $4 million in the second quarter. This is 1/3 more than it made in the first quarter and 4/5 of what it made in the third quarter. How much did the company make in the three quarters combined?
asked by eric 
physiology
what happens to the osmotic pressure with increasing solute concentration
asked by darlene 
chemistry
Carbon atoms can form single, double,triple covalent bonds, but there is no experimental evidence for thr formation of quadruple covalent bond..pls., explain why this is so.
asked by justme 
Bioloby
What are important criteria for PCR primer design?
asked by Xue Lin 
Math
At a local river, there were 48 alligators laying on the riverbank. If 5/6 of the alligators were asleep, how many were not asleep?
asked by Micaela 
Physics
A landscape architect is planing an artificial water fall. Water flowing at 1.11 m/s will leave the end of a horizontal channel at the top of a vertical wall h=4.00 m high. Will the space behind the waterfall be wide enough for a pedistrian walkway? b. To
asked by Margaret 
help with hw
convert : 60 cents per doz oranges to cents per orange please show me the work......
asked by candy90 
Math
travel 250 mi in 5 h need the unit rate for each situation.
asked by Nicole 
chemistry
A 13.5 g sample of X reacts with a sample of Y to form 81.1 g of XY. What is the mass of Y that reacted?
asked by Mary 
Algebra
The ordered pairs represent values for x and y. (1,1) is x =1 and y=1. Substitute these ordered pairs in the equations and evaluate to see if are true. Then, graph the points and line to find another solution.
asked by Michelle 
help
conversion problems: $3.98/lb to cents per gram 3.0 cups/lb to L/Kg (please show me the work) thank u
asked by kk 
Algebra
[3 1 3] [3 5 3] A=[2 5 4] B=[2 1 4] If[4 2 1]and [5 2 5]find BA I add the number and I came out with 666 468 and 946 I think I'm wrong Please help...
asked by Nette 
statistics
Suppose that is normally distributed with mean 90 and standard deviation 12. What value of does only the top 20% exceed?
asked by sarah 
math
Find all values of c such that the limit exists lim x>1 (x^2 + 3x + c) / (x1)
asked by max 
English
Could you check these sentences, please? Thank you. 1)The protagonist soon sees a light coming from the bottom of the wall that make(s) the figures seem spectral and unbearable, like demons looking at him from different directions. 2) He devoted his entire
asked by Henry2 
L.arts
the book says Ponyboy,Dally, and Johny saved the kids in the hall way when they were in the church is that true? because in the movie they didn't
asked by Bart 
Chemistry
How many grams of formaldehyde, H2CO, are in 500 ml of a 40% solution of formaldehyde in water? (Assume for this problem that the density of the formalin solution is 0.98 g/ml)
asked by Kelsey 
fith grade math
well i'm trying to do 49 x27 how would you do that?
asked by ashley 
algebra
counterexample if x less than or equal 6, then 2x3 less than 9
asked by Frank 
calculus
a circle, with a diameter 48 cm is cut into 12 equal sectors. a square, with a side length 41cm, is cut into 16 equal squares. wich has the greatesst area? how much greater is it
asked by chai 
math
the perimiter of a triangle is 122cm. If the lengths of the sides of the triangle are(3x1)cm, (4x+2)cm and (2x5), what is the lenght of the longest
asked by Anonymous 
math
the rule in words is to divide by 2 then subtract 1...what is the equation if Input(x) Output(y) 2 0 4 1 6 2 8 3 10 4 I can't get a grip on it...please help!!
asked by ggirl 
math
explain how you would round 265,588 to the nearest ten thousand
asked by esha 
science(regents)
A television advertisement claims that a certain brand of cough drop reduces coughing for 8 hours. Describe an investigation that could be determine if this claim is vaild. IN your answer include this>  the treatment give to the expertimental group 
asked by Flynn 
easy math
this is easy, but for whatever reason, i cannot get it :/ how would i express 3.456 billion as a number? or 1.009 trillion? i justneed them in their full form so i can put them in an excel graph :( thanks!
asked by dawn 
math
when the product of 6 and 6 is divided by thesum of 6 what is the quotient
asked by lisa 
Math
How do you show the distributive property for 12 x 468
asked by Aiden 
Chemistryhelp
Hi, I have a question on Gas Chromatography(GC). The following were injected into the GC system:  1) 1% sample solution in acetone 2) a 500 times dilution of item 1) The retention time of the main peak in the diluted sample solution 2) shifted by ~ 2min.
asked by jess 
physics
I am looking out a window that is 1.3m tall. A water balloon suddenly drops across the entire length of the window in .22 seconds. How far above the window was it dropped?
asked by jenna 
calc  limits
I have been trying to figure out these limit problems and I get stuck on trying to move the function around to make it possible to solve. The first one is: lim sinx  cosx / tanx  1 x> (pi/4) All I've gotten so far is to replace tanx with sinx/cosx but
asked by terra 
math
John receives $200 for his birthday. He buys 4 DVDs at $12.95 each. Sales tax is 6.25%. How much birthday money does he have left?
asked by Anonymous 
geometry!
can anyone please explain to me how to solve these problem step by step: 1. 3x+y= 6 2. 2x5y=12 thank you!
asked by Sara 
Math
Math help??? 1.) 13 1/3 divided by 6 2/9 2.) 15 * 4 2/3 3.) 10 2/3 divided by 4
asked by Kimberly 
geometry
What is volume of a rectangular container that is 15 inches long,3 1/2 inches wide,and 10 inches high
asked by sucolah 
science
Suppose a new drill could reach twice as far in the earth's crust as a drill can today. How would this affect rocks?
asked by Rod 
geometry
M= (x+25) L=55 find the value of x
asked by F.Morris 
physics
If a ball is thrown vertically upward with initial velocity of 8 meters per second, what would the speed be when it returns to the starting point with acceleration of 9.81?
asked by Kelli 
math
simplify 5/7  1/2 (1/3+3/7)
asked by timothy 
Psychology
Evolutionary theories often emphasize that humans have adapted to their physical environment. One such theory hypothesizes that people should spontaneously follow a 24hour cycle of sleeping and waking—even if they are not exposed to the usual pattern of
asked by summer 
math
15 1/36  1 1/9+3 1/3
asked by jessica 
Algebra
A fitness club charges $3.50 per visit plus an annual fee of $150. What type of function is this(linear, quadratic, or inverse variation)?
asked by Michael 
math
8/25 / 1/5 *6/5
asked by justin 
FRENCH
the square kilometer area of france is: a) 180,000 b)550,000 c)360,000
asked by Sarah 
math
find the product or quotient . write the strategy you used . write model,break apart, multiplication table ,inverse operations pattern ,or doubles 56 divided by 7
asked by xavier 
math
comparing 1,272 and 1,269. Do you need to cmpare the ones digits? Which number would be the farther to the right on the number line and why?
asked by Trevor 
English
I have to write a 700 word essay on what my name means ????????????? And I need help!!!!
asked by Erica 
Geometry. HELP!!
The ratio of the measures of an angle to its complement is 3:2. Find the measures of the angles. (don't give me the answer, just tell me the process, thank you).
asked by Antonia 
Math
solve for x Pc/x = c/p
asked by Jenna 
Math
what does the output is 6 less than onehalf of the input mean?
asked by Rene 
help
conversions: 3.0 cups/lb to L/Kg how do i go from cups to liters ? i know that 1pt=2 cups but i still cannot figure it out?? help
asked by kk 
College English
I need to write a 700 word essay on what my name means. Can I please get some help!!!
asked by Erica 
science
An object measures 12 x 3 x 2.5 cm and has a density of 0.6 g/cm3. When it is placed in water, what is the volume of the part of the object that is above the surface of the water?
asked by frankie 
calculus
identify the type of curve and sketch the graph of y22x+6y+5=0
asked by elise 
FRENCH
which group of people first planted the grape vines: a) the romans b) the guals c) the french
asked by Sarah 
Math
Pedro says the next expression in the following pattern is n+17,n+18,n+15,n+16,n+13,n+14._____ . Explain his error and write the correct expression.
asked by Anna 
physics
a ferry is crossing a river. If the ferry is headed due north with a speed of 2.5 meters per second relative to the water and the river's velocity is 3 meters per second to the east, what will the boat's velocity be relative to earth?
asked by Lor 
chemistry
If you dissolve 29.25 g of sodium chloride in 250 g of H2O. What would be the freezing point? Kfp 1.86 degrees C/molal I know the formula is K times molality. I am taking 1.86(2.00) and getting 3.72 degrees Celsius, when the answer is 7.44 degrees.
asked by Hannah 
statistics
given the following population data, x=17,13,23,15,19,19,21,28 calculate the z score value for a score of 18.
asked by jo 
Physics
Two planes approach each other headon. Each has a speed of 765 km/h, and they spot each other when they are initially 11.0 km apart. How much time do the pilots have to take evasive action?
asked by Bridge 
Math
The measure of one angle in a linear pair is 30 more than twice the measure of the other angle. Find the measure of the angles. (I really need help! Thanks)
asked by Ellen 
Psychology
Twenty students randomly assigned to an experimental group receive an instructional program; 30 in a control group do not. After 6 months, both groups are tested on their knowledge. The experimental group has a mean of 38 on the test (with an estimated
asked by summer 
math
Tom has a total of 95 beads. He has 20 more red beads than blue beads. He has twice as many white beads as red beads. How many blue beads does Tom have?"
asked by r 
Chemistry (rate reactions)
The rate constant for the thermal decomposition at 85 degrees Celsius of dinitrogen pentoxide equals 6.2 x 10 raised to 2 min. As determined by experiment this decomposition is first order 2 N2O5 > 4 NO2 + O2 Calculate the rate of the reaction when
asked by Sheldon 
Chemistry I
I need to convert 0.17mg of NaCl to formula mass units. How would I go about that?
asked by Lindsey 
MATH
IN MY KIDS HOMEWORK THE NUMBER 3 IS TO THE LEFT AND IT ASKS TO PLACE COUNTERS IN THE FIVE FRAME TO SHOW THE NUMBER. WHAT IS A COUNTER?
asked by JOHN 
physics
a 40 kilogram barrel is rolled up a 10 meter long ramp to a height of 5 meter how much does the barrel weigh
asked by casper 
statistics
once again I am not getting this. assume that the population of heights of male college students is normally distibuted with a mean of 69.09 and standard deviation of 4.71. A random sample of 92 heights is obtained. find the mean and standard error of the
asked by denise 
math
how many oz of 25% alcohol solution must be mixed with 14oz of 30oz alcohol to make 26% alcohol
asked by nana 
chem
A student placed 12.0grams of glucose in a flask added enough water to dissolve glucose by swirling then added additional water until the .100 ml mark. A 60.0ml sample of this glucose soon was diluted to 0.500 L. How many grams of glucose are in 100. ml of
asked by ALISON 
Science
Analyzing Ideas Why would you weight less on a high mountain than you would at sea level?
asked by Jenny 
math
write a polyoil equation ofleast degree for each set of roots +/2i,3,3.
asked by tashonda 
Math
A plumber makes $4.50 per hour more than his apprentice. During an 8hour day, their combined earnings total $372. How much does each make per hour? (hint: if you decide to use cents instead of dollars,then use 450 cents per hour and 37200 cents total
asked by Lou 
math
Suppose you plan to make a box that will hold exactly 40 oneinch cubes. what are some demensions of all the possible boxes you can make? I thought of 2 but i can't think of anymore. Here's what I have, are they right? L= 10 W= 2 H= 2 L= 5 W= 4 H= 2 Can
asked by saranghae12 
easy math
for a project i need to graph numbers like: 3.456 billion, 92.07 billion etc. however i need to graph 1.009 TRILLION and 1.268 trillion. i wanted to keep the scale written as billions, how can i express the trillions as billions? thanks!
asked by dawn 
Algebra
use the distributive prperty to rewrite the expression without parentheses. 1. (2a)(a+7) 2. (3x)(x^2+2) 3. (2x + 11)(5x) 4. (23y)(7y^2 5. (t4)(2) 6. (x)(x5)
asked by janae 
History
I am doing a research paper on the French and Indian war, and I can't find the environment that the French were in compared to the British.
asked by Alyonka 
math
odd and even numbers
asked by ryan 
math
if you had a fraction strip folded into tenths,what fractional lengths could you measure with the strip
asked by Anonymous 
math
23 + 45 = 68 the sum is even Explain use word and / or numbers
asked by ryan 
physics
A cannon sends a projectile towards a target 1390m away. The initial velocity makes an angel of 39 degrees with the horizontal. The target is hit. The acceleration of gravity is 9.8m/s^2. what is the magnitude of the initial velocity?
asked by Anonymous 
math
kathy's family uses 138 gallons of water doing laundry each week. how many gallons of water does kathy's family use for laundry in 1 year? (hint: 1 year = 52 weeks)
asked by stephanie 
11french
can someone proof read my paragraph? Salut tout le monde! Je m'appelle Olivier et j'ai ne au Congo en Afrique. Je suiss venu en Canada quand j'ai ete sept ans pour echapper les confits politiques et pour trouver le paix. Le langue officiel au Congo est le
asked by rebecca 
arithmetic
If you have the terms 64, 49, 36, 25, 16, 9, 5, and 1 what equation will work to find the nth term?
asked by Anonymous 
physics
a car slows from 22m/s to 3m/s at a constant rate if 2.1m/s. how many seconds are required before the car is traveling at 3m/s
asked by bob 
American Government
In The Declaration of Independence how did they signify the colonists’ relationship to Britain?
asked by Tim 
french
I am doing a debate in french and my side is that the HLM in France isnt working and it should be replaced with a new type of system. Do you know any websites with information about the HLM in france. All I can find in wikipedia. also any charts or graphs
asked by Rebekah 
math
use the distributive prperty to rewrite the expression without parentheses. 1. (2a)(a+7) 2. (3x)(x^2+2) 3. (2x + 11)(5x) 4. (23y)(7y^2 5. (t4)(2) 6. (x)(x5)
asked by Janae 
4th grade Math Help
Samuel has 1,482 baseball cards in his collecion. Maria gave Samuel 126 cards. How many cards does he have now? Explain what computation method you used and why. Please Help! Thanks Kevin
asked by Kevin 
statistics
i have 95 beads. 20 more red than blue.two times as manywhite beads than red beads. how many blue beads do i have?
asked by Anonymous 
Chemistry
Describe the process of ionization using hydrogen chloride, HCL, and water, H2O ?
asked by Mr. Green 
writing
explain how purpose, audience, tone, and content impact academic writing.
asked by Anonymous 
math
find the average 5/8,2/5,1/40
asked by justin 
Physics
A car is traveling 28 m/s when the driver sees a child standing on the road. He takes 0.8 s to react, then steps on the brakes and slows at 7.0 m/s2. How far does the car go before it stops?
asked by Josh 
math
find the average 2 1/3 3 3/4
asked by justin 
Physics
The speed limit on a particular freeway is 28.0 m/s (about 101 km/hour). A car that is merging onto the freeway is capable of accelerating at 5.50 m/s2. If the car is currently traveling forward at 13.0 m/s, what is the shortest amount of time it could
asked by Jane 
INFORMATION SCIENCE
Modify the PROCESS routine in Section 5.4 to determine whether the student is full time or part time before checking whether he or she lives in district or out of district. Use a flowchart and pseudocode to show your solution. Here
asked by JEFF 
PreAlgebra
4/3x+2=1
asked by Cheyenne 
Programming Logic
Programmign Logic for business Modify the PROCESS routine in Section 5.4 to determine whether the student is full time or part time before checking whether he or she lives in district or out of district. Use a flowchart and pseudocode to show your
asked by JEFF 
math
In each game of marbles a loser gives the other player a marble when they finish jane won 15 times, and kathy has 22 more marbles than when she started how many games did they play
asked by georgia 
anatomy'
disease is an unhealthy state of a. organ system b.the entire body c. an organ d.all are true
asked by jaz 
math
A rectangular playground is 80 feet wide and 100 feet long. Nicole made a scale drawing of the playground using a scale of 1 inch : 20 feet. What will be the length of the playground on the scale drawing?
asked by Cady 
REALLY EASY
Which of the following are a consequence of the Earth's yearly motion around the Sun? (check all that apply) 1.the Sun appears in different constellations in different seasons 2.the planets look different than stars 3.the Sun rises and sets 4.the Moon
asked by Kristina 
REALLY EASY
Which of the following explanations correctly describes the reason we see the Sun rise and set each day? 1.The Sun rotates on its axis 2.The Earth revolves around the Sun in an elliptical path 3.The Earth rotates on its axis 4.The Sun revolves around the
asked by Kristina 
Calculus Infinite Geometric Series
So this is what Im basically doing, I got how to do Number 1 and 2. This is the way I did it. Im supposed to find the common ration and the sum number. 1. 4 + 2 + 1 + ... The Common ratio is 0.5, so in decimal form it would be 1/2. I sort of get confused
asked by Anonymous 
easyish MATH
for a project i need to graph numbers like: 3.456 billion, 92.07 billion etc. however i need to graph 1.009 TRILLION and 1.268 trillion. i wanted to keep the scale written as billions, how can i express the trillions as billions? thanks!
asked by dawn 
calculus
For the limit lim x → 3 (x3 − 4x + 4) = 19 illustrate the definition by finding the largest possible values of δ that correspond to ε = 0.2 and ε = 0.1. (Round your answers to four decimal places.)
asked by Anonymous 
(hsb)
solve the problem of housing
asked by roshane 
anatomy
What contains blood vessels that nourish the growth zone of the hair? hair shaft arrector pili muscle hair root hair bulb in follicle cortex hair papilla
asked by Katie 
Psychology
Four research participants take a test of manual dexterity (high scores mean better dexterity) and an anxiety test (high scores mean more anxiety). The scores are as follows. Person Dexterity Anxiety 1 1 10 2 1 8 3 2 4 4 4 2 (c) figure the correlation
asked by summer 
Physics
Iron has a density of 7.9g/cm^3, what is the mass in kg of an iron statue that has a volume of the bottle in cubic meters?
asked by anonymous 
algebra
9  26 got 17 4  15 i got : 19 21  (7) i got: 28 27  (16) i got: 43 16  (43) i got 59 47  19 i got : 28 156 98 i got : 58 192 47 i got: 145 0  (51) = 51
asked by MARKO 
geomatry
is the amount of space between two points on a line it is always expressed as a nonnegative number
asked by kathery 
algebra
HOW MANY OF EARTHS MOONS WOULD COVER THIS SAME DISTANCE?
asked by Anonymous 
math
1.) 15 * 4 2/3 2.) 10 2/3 divided by 4
asked by Kimberly 
english 11 honors
in the story the great gatsby how would you explain what the following quote means; There were the same people, or at least the same sort of people.the same profusion of champagne the same many colored, many keyed commotion, but i felt an unpleasantness in
asked by cheerlovee 
physics
A rocket, initially at rest on the ground, accelerates straight upward with a constant acceleration of 34.3 . The rocket accelerates for a period of 8.00 before exhausting its fuel. The rocket continues its ascent until its motion is halted by gravity. The
asked by Karina 
7th grade math
typical weights for tiger clubs age(weeks) expected body weight(kg) birth 1.3 1 2.3 2 3.0 3 3.8 4 4.5 5 5.2 6 6.0 7 6.7 8 7.5 9 7.6 10 8.9 11 9.7 using table above describe the pattern relating age and weight. Do you expect this pattern to continue
asked by Anonymous 
physics
A sphere is fired downwards into a medium with an initial speed of 40 . Part A If it experiences a deceleration of , where is in seconds, determine the distance traveled before it stops.
asked by Massiel 
algabra
Aki’s Bicycle Designs has determined that when x hundred bicycles are built, the average cost per bicycle is given by C(x) = 0.1x^21.2x+9.457, where C(x) is in hundreds of dollars. How many bicycles should the shop build to minimize the average cost per
asked by Lois 
PHYSICS
A stopper tied to the end of a string is swung in a horizontal circle. If the mass of the stopper is 13.0 g, and the string is 93.0 cm, and the stopper revolves at a constant speed 10 times in 11.8 s, a. What is the angular velocity of the stopper?
asked by Anonymous 
physics
A particle travels along a straight line with a speed = (0.50 7 ), where is in seconds. Determine the acceleration of the particle when = 2 .
asked by Angie 
Physics
A big summer movie has a running time of 96 minutes. What is the movie's running time in seconds?
asked by anonymous 
chemistry
Substance A has a specific heat of .650J/gK and substance B has a specific heat of .325J/gK. If 100 J of energy is applied to a 10 g sample of each substance, which will have a higher temperature?
asked by Anonymous 
engineering
The velocity of a sports car is graphed as a function of time . Use the graph to answer the questions. a) Find the sports car’s maximum velocity, , during the 10 interval depicted in the graph. b) During which time interval is the acceleration positive?
asked by AnaLuisa 
math
I'm trying to see what the question; How many temperatures are at least 44 degrees, but don't know if it should be the same as 44 degrees, or i it should be less than or higher than 44 degrees.
asked by Rone 
Geometric Series (bobpursley)
Could you please check my same post again, I had another question.
asked by Anonymous 
chemistry
Substance A has a specific heat of .650J/gK and substance B has a specific heat of .325J/gK. If 100 J of energy is applied to a 10 g sample of each substance, which will have a higher temperature?
asked by Anonymous 
Science: Physics
A big summer movie has a running time of 96 minutes. What is the movie's running time in seconds?
asked by anonymous 
physics
A batter hits a softball over a third baseman's head with speed and at an angle from the horizontal. Immediately after the ball is hit, the third baseman turns and runs at a constant velocity , for a time . He then catches the ball at the same height at
asked by Ana 
Geography, PLEASE HELP DUE TOMORROW!!
What are 6 human adaptions to the environment in Angola, Africa? Thanks!! :)
asked by Samantha 
physics
A helicopter is rising at 5.2 m/s when a bag of its cargo is dropped. The bag falls for 2.5 s. what is the bags velocity
asked by ben 
Physics
On a spacecraft two engines fire for a time of 560 s. One gives the craft an acceleration in the x direction of ax = 5.10 m/s2, while the other produces an acceleration in the y direction of ay = 7.30 m/s2. At the end of the firing period, the craft has
asked by Kendra 
Physics
On a distant planet, golf is just as popular as it is on earth. A golfer tees off and drives the ball 4.3 times as far as he would have on earth, given the same initial velocities on both planets. The ball is launched at a speed of 40 m/s at an angle of
asked by Kendra 
PHYSICS
8) A rock of mass 400 g is tied to one end of a string that is 2.0 m in length and swung around in a horizontal circle. It takes 2 s to complete one circle. a. Find the angular velocity of the rock just as the string breaks. b. At what speed is the rock
asked by Anonymous 
math
(1/2)^2 +1/2 * 2 2/3 simplify
asked by ashley 
social studies
3.8 centimeters represents about how many kilometers?
asked by lucy 
properties of operations
why don't i have to do any computing to solve 15 times 0 times (13+7)
asked by Anonymous 
college physics
A certain person's eye measures 24.0 mm from the pupil to retina. (a) If we treat the eye's lens as a thin lens, what is its focal length when the person focuses on a pencil 44.3 cm from the eye? (b) While the person focuses on the pencil, what is the
asked by crystal 
Penn Foster
what's the answer to question 1.in subject Planning and implementing for the Envioroment Question, The three major areas of a child care facility are A. Adult,service and storage. B. adult, children's and service C. Children's service. and activity D.
asked by Kathleen 
physics
A figure skater is warming up on the rink. She does a lap of a 100m rink. She completes the laps in 3 minutes. What was her speed?
asked by dave 
physics
A car moves at 12 m/s and coasts up a hill with a uniform acceleration of 1.4 m/s2 a)What is its displacement after 6.0 s b)What is its displacement after 9.0 s?
asked by Anonymous 
calculus
x squared minus four, at which intervals is the function increasing or decreasing?
asked by Jill 
Physics
In the game of baseball, a pitcher throws a curve ball with as much spin as possible. This spin makes the ball “curve” on its way to the batter. In a typical case, the ball spins at about 20.5 revolutions per minute. What is the maximum centripetal
asked by Anon 
Mathematics
At a charity bike rally, 2/3 of the student population of Heartsworth Middle School participated. If there are 1,200 studentes at Heartsworth, how many participated?
asked by Gian 
Science: Physics
A circle graph has labeled segments of 5.7%, 21%, 13, and 6%. What % does the unlabeled segment have?
asked by anonymous 
math whats wrong with the answer
(1/4)2 +3/4* 2 3/5 =214/96
asked by ashley 
precalculus
the path of a ball is given by y=.05+3x^2+3x+5, where y is the height (in feet) of the ball and x is the horizontal distance (in feet) from where the ball was thrown. Find the maximum height of the ball.
asked by Anonymous 
Mat126: Survery of Mathematics
In a recent article, the author states that 71% of adults do not use sunscreen. Although 71% is a large percentage, explain why it could be misleading. As you answer the questions above, identify what types of misrepresentation or misuse have been
asked by Leslie 
4th grade math
hi, what is the least possible number, when rounded will become 1,000,000? would it be 999,999?
asked by vyz 
statistics
For an ungrouped data set with an odd number of observations that have been sorted or arrayed from smallest to largest values, where is the median located?
asked by Anonymous 
world history
what enlightenment philosopher most inspired the creators of the us constitution? What do tea, sugar, stamps, and French product all have in common?
asked by Skylar 
a l g e b r a
16  (43) i got 16 + (43) = 27 156  98 i got 156 + 98 = 254 192  47 i got 192 + 47 = 239 0  (51) i got o + 51 = 51 63 89 i got 63 + 89 = 152 12  (21) i got 12 + 21 = 9 92  (16) i got 92 + 16 = 108 72  15 i got 72 + 15 = 57 86 
asked by MARKO 
physics
What is the kinetic energy of a car of mass 1900 kg moving at a constant speed of 21 m/s
asked by gina 
science
How do the physical properties of the parts of a pencil affect howthe pencil is used?
asked by Ricahard 
Environmental Engineering
Consider the air over a city to be a box 100km on a side that reaches up to an altitude of 1.0 km. THe air is blowing into the box along one of its sides with a speed of 4 m/s. Suppose an air pollutant with a reaction rate of K = 0.20/hr is emitted into
asked by Jimmy 
Engineering
It is found that ozone reaction in water nearly follows firstorder kinetics in ozone concentration decreases by 50% in 12 minutes (t1/2 = 12 min). A water supplier wants to inject ozone into a pipe bringing water to thee water treatment plant to
asked by Jimmy 
physics
What is the velocity of a car going east for 50 miles in one hour? my answer. 50 miles/hour (east)?????
asked by dave 
physics
A figure skater is warming up on the rink. She does a lap of a 100m rink. She completes the laps in 3 minutes. What was her speed? Answer a. 33.3 m/min b. 300 m/min c. 66.7 m/min my answer b.300 m/min ?????
asked by dave 
English
How important is the setting of the novel A Farewll to arms What impact does the setting have on the interpretation of events?
asked by Christopher 
math
draw a diagram to show how to find the solution 2.6 / 0.4 explain what the quotient means
asked by anna 
math
sophia is making raffle tickets for the schools give away drawing.she wants to use the digits 2,5, and 7 to make threedigit numbers how many different threedigit numbers can she make if she uses each digit once
asked by tykea 
math
Two planes took off from a Chicago airport flying in opposite directions. One plane traveled 30mph faster than the other. They were 1500 miles apart after 2hrs. How fast was each flying
asked by Ciee 
critical thinking.
"Some lawyers don't lie," is an example of which kind of categorial proposition? a. Particular Negative b.Particular Affirmative i think its a but i'm not sure
asked by Alex 
Math, Please Help!!!
how to divide x^3 1 by x^2  4.
asked by Misty 
geography
The line of longitude which passes through Greenwich, England, is called the ? My answer is  The Prime Meridian. Am I right?
asked by Reed 
Chemistry
6000 millimeters equal how many meters?
asked by Sam 
geography
The line of longitude which passes through Greenwich, England, is called the ? My answer is  The Prime Meridian. Am I right?
asked by Reed 
geography
Kabul is the capital of the country that borders the Soviet Union, Iran and Pakistan. What is the country's name? If I looked at my map correctly the answer is  Afghanistan. Am I right?
asked by Reed 
geography
Does a line of latitude or a line of longitude divide the Earth into Northern and Southern Hemispheres? This is an easy one but I just want to double check. The answer is a line of latitude. Right?
asked by Reed 
theme (lit)
what is a theme of magical realism? why might magical realist authors right so much about this theme?
asked by Skylar 
chemistry
If given the quantum numbers: 2,1,1,1/2 give the element. I understand the first two numbers and getting to the p orbitals of the second period, but I am not sure on how to designate 1 and 1/2 to Carbon (the answer) Also for: 4,1,0,1/2 is Selenium. I
asked by Holly 
math
/I'm trying to do 225 divided by 5 in distruburive peoperty how wuold i do that
asked by Anonymous 
Physics
a car leaves skid marks 84 m long on the highway. Assuming a deceleration of 7.50 m/s2, estimate the speed of the car just before braking.
asked by Shay 
geography
Ms. Sue, I am not home schooled. Our teacher gives us a geography sheet every week and we are to find the answers in our book, encyclopedia, online, or whatever reference material we can. The question about Kabul really had the Soviet Union on the actual
asked by Reed 
english
what is (considering wear expression ) mean?
asked by johnny 
math
the length of a rectangle is four times its width. if the area is 100 m2 what is the length of the rectangle?
asked by cindy 
algebra mrs sue help
16  (43) i got 16 + (43) = 27 156  98 i got 156 + 98 = 254 192  47 i got 192 + 47 = 239 0  (51) i got o + 51 = 51 63 89 i got 63 + 89 = 152 12  (21) i got 12 + 21 = 9 92  (16) i got 92 + 16 = 108 72  15 i got 72 + 15 = 57 86 
asked by MARKO 
Algebra II
The length of a rectangle is twice its with. The are is 128yd^2. Find the length and the Width
asked by Lois 
physics
a 1200 kg car goes from 15m/s in 16s. What is the average force acting on it?
asked by sydni 
Physics
What net external force is required to give a 35.7 kg suitcase an acceleration of 2.8 m/s2 to the right? Answer in units of N.
asked by Brett 
Language Art
Anyone know what those words call that depend on how you use it on a sentence, it can have a positive or negative feeling?
asked by Shadow 
United states history
Which was the 50 state added to the u.s.
asked by Liseth 
Chemistry
An object travels at a speed of 7500 cm/sec. How far will it travel in a day?
asked by David 
math
making bracelets 3 strands 4 colors how many combinations are there
asked by kevin 
math
tami wrote the even number between 325 and 337 the sum of the hundreds digits and tens digit equals the ones digit
asked by Anonymous 
physics
Driving home from school one day, you spot a ball rolling out into the street (see the figure ). You brake for 1.40 , slowing your 950 car from 16.0 to 9.50 .
asked by Ozzie 
xsxsds
The cellular phone plan you signed up for gives you 400 minutes a month for $35 and charges $.15 for each additional minute over 400 minutes. How long can you talk on the phone each month and stay within a budget of $45?
asked by Anonymous 
3rd grade math
Use the digits 3, 7, 1, 5 to write a number that rounds to each of the following. 2,000 3,500 6,000 7,400
asked by boss cat 
physics
An airplane has a velocity relative to the air of 192 m/s in the westerly direction. If the wind has a speed relative to the ground of 59 m/s directed to the north, what is the speed of the plane relative to the ground?
asked by A 
physics
A stone falls from rest from the top of a cliff. A second stone is thrown downward from the same height 3.3 s later with an initial speed of 64.68 m/s. They hit the ground at the same time. The acceleration of gravity is 9.8 m/s2 . How long does it take
asked by R 
physics
A quarterback throws the football to a sta tionary receiver who is 26 m down the field. The football is thrown at an initial angle of 36.5 to the ground. The acceleration of gravity is 9.81 m/s2 . a) At what initial speed must the quarter back throw the
asked by destinee 
chemistry
A 1.00 mol sample of N2O4 (g) is placed in a 10.0 L vessel and allowed to reach equilibrium accourding to the equation N2O4(g) 2NO2(g) K = .0004 Calculate the equilibrium concentrations of N2O4(g) and NO2(g)
asked by kevin 
Physics
A home run is hit such a way that the baseball just clears a wall 30 m high located 117 m from home plate. The ball is hit at an angle of 40 degrees to the horizontal, and air resistance is negligible. Assume the ball is hit at a height of 2 m above the
asked by Ronald 
Physics
A daredevil is shot out of a cannon at 54 degrees to the horizontal with an initial speed of 33.3 m/s. A net is positioned a horizontal distance of 41.8 m from the cannon. At what height above the cannon should the net be placed in order to catch the
asked by Ronald