Questions Asked on
August 10, 2015

Math
A card is randomly drawn from a standard $52$card deck. An ace of hearts wins the grand prize; any other ace or heart wins a small prize. What is the probability of winning a small prize? Express your answer as a common fraction. Assume that a grand prize
asked by Anonymous 
computer
1. Default tab stops are set in Word every _______ inch. A. 1 B. 1/2 C. 1/4 D. 3/4 2. Once you've saved a block of text or graphics for easy insertion in other documents, you'll see it in the _______ gallery. A. Photo Space B. ClipArt C. Multimedia Online
asked by Annie 
Algebra
I know I can use the population growth formula. here is the question; The fox population in a certain region has a relative growth rate of 7% per year. It is estimated that the population in 2005 was 19,000. (a) Find a function n(t) = n0e^rt that models
asked by Jaydon 
sets, maths
A survey of 500 television viewers produced the following information,285 watch football,195 watch hockey,115 watch basketball,45 watch football and basketball,70 watch football and hockey,50 watch hockey and basketball and 50 do not watch any of the three
asked by deeksha 
Math
The distance s in feet that a body falls in t seconds is given by the formula s=16t^2. If a body has been falling for 5 seconds, how far will it fall during the 6th second
asked by Anonymous 
Urgent math
Find the partial sum Sn of the arithmetic sequence that satisfies the given conditions. a2 = 5, a5 = 6.5, n = 15 S15 =
asked by Fay 
Math
How many even, threedigit positive integers have the property that two of the digits are equal, but not all three are equal?
asked by Anonymous 
Algebra
write an equation for a rational function that has a vertical asymptote of 4, a horizontal asymptote of 3, and vertically shrinks the graph by a factor of 5 (compared to the graph of y=1/x). So far I have Y=3x/x+4 but I can't figure out how to shrink the
asked by Donna 
math
BD bisects angle ABC, measure of angle ABC=5x4, and measure of angle CBD=2x+10 angle ABC is a(n) _ angle
asked by watson 
PHYSICS
Suppose that at least 13.0 eV is needed to free an electron from a particular element, i.e., to ionize the atom. What is the lowest frequency photon which can accomplish this? And, what is the corresponding wavelength for that photon? Give frequency for
asked by Julie 
Urgent math
A man gets a job with a salary of $40,000 a year. He is promised a $1900 raise each subsequent year. Find his total earnings for a 10year period. I got 59,000 and it is wrong what it the correct answer?
asked by jayleen 
statistics and probability
Solve for y . 2(y3)= 5y29 Simplify your answer as much as possible
asked by mary 
psychology
when researchers find similarities in development between very different culture, what implications might such findings have for the nature vs nuture issue?
asked by skinnuminnie 
Math
Find the point, M, that divides segment AB into a ratio of 4:7 if A is at (33, 0) and B is at (0, 44). A)(22, 15) B) (22, 16) C) (21, 15) D) (21, 16) Is it A?
asked by Lauren 
Math
so I was trying to do this based on logarithm scales. The noise from a power mower was measured at 108 dB. The noise level at a rock concert was measured at 119 dB. Find the ratio of the intensity of the rock music to that of the power mower. (Round your
asked by alice 
a math
Prove cotx1/cotx+1 = sec2x  tan2x I prove till cotx1/cotx+1 =1/1+tanx  tanx/1+tanx
asked by wang 
math
2,071,463,548 place value
asked by theresa 
calculus
find the equation of the curve for which y''=6x4 and which passes through (1,2) and (2,5).
asked by justin 
precalculus
two gears are connected by a belt. the large gear has a radius of 20cm while the small gear has a radius of 10cm. if a point on the small gear travels at 16 rpm (revolutions per minute), find the angular velocity of the large gear. Tip: first find the
asked by Mack 
Chemistry
The following reaction represent a propsed reaction mechanism for the formation C(C6H5)3OH from C(C6H3)3Cl. Step 1: C(C6H5)3Cl> C(C6H5)3^+ + Cl Step 2: C(C6H5)3^+ + OH > C(C6H5)3OH What are the intermediate product(s) of the net reaction? Explain
asked by Jake 
Math
13 less than 30 as a numerical expression
asked by Anonymous 
Calculus
A man 5.5 ft tall walks away from a lamp post 10 ft high at the rate of 8 ft/s. (a.) How fast does his shadow lengthen? (b.) how fast does the tip of the shadow move?
asked by hey 
Maths
We have Rs.100/.If we spend Rs.100/and balance is Rs.102/,show how is Rs.2/extra
asked by Anonymous 
Pychology
Piaget's theory of cognitive development is very important in the mediation of learning,especially under diverse or multicultural conditions.dicsuss.
asked by Jabu 
Urgent math
A couple needs a mortgage of $300,000. Their mortgage broker presents them with two options: a 30year mortgage at 8 1/2% interest or a 15year mortgage at 7 3/4% interest. (Round your answers to the nearest cent.) (a) Find the monthly payment on the
asked by Fay 
Physics
A torque of 32Nm is applied to a wheel, which causes it to accelerate at 25 rad/s2. What is the rotational moment of inertia of the wheel? I got 1.28kg/m^2. Is this correct?
asked by Yoyo 
Algebra
In the slideshow, Multiplication of rational expressions, located in Chapter 6, the answer results in x in the numerator and x – 5 in the denominator. True or False
asked by Melissa 
Work like a scientist
If an experiment disproves a scientists hypothesis,what should the scientist do next? A.)Develop a testable question. B.) Revise the hypothesis and try the experiment again. C.)Develop a theory based on the data gathered in the experiment. D.)Change the
asked by Snoopy 
am I gualify for boiler maker?
maths lit,geo,tourism,history
asked by Temoso 
algebra
The price of products may increase due to inflation and decrease due to depreciation. Derek is studying the change in the price of two products, A and B, over time. The price f(x), in dollars, of product A after x years is represented by the function
asked by jillian 
advance function
tan^2x/sin^2x=1+tan^2x
asked by mike 
Math
line j: y = 2/3x + 1/2 line k: y = 1/2x + 2/3 line l: y = 2/3x + 3/2 line m: y = 3/2x + 1/2 These four lines have been graphed on the same coordinate grid. Which lines are parallel to each other? A)j and l B)j amd m C)k and l D)k and m Is it C??
asked by Yolanda 
Math
The base of a 6inch long ice cream cone with a diameter of 2 inches, is cut 0.25 inches from the base. This cut creates two shapes, one is a cone, and the other one resembles a cylinder since it was cut so close to the base. What is the BEST estimate for
asked by Lauren 
calculus
find the equation of a curve for which y''=6x6 if the curve has a critical point at (2,1).
asked by justin 
Algebra
Then you Trisha much are on the side of the box of cereal states that there are 84 calories in a three fourths cup servings. How many calories are in eight cups of cereal? My question us how do i get started
asked by Kara 
calculus
find the equation of the curve for which y''=(12/x^3) if it passes through (1,0) and is tangent to the line 6x+y=6 at that point.
asked by justin 
PHYSICS
The temperature of the cosmic background radiation is measured to be 2.7 K. What is the wavelength of the peak in the spectral distribution at this temperature? What frequency corresponds to this wavelength?
asked by Julie 
calculus
find the equation of the curve for which y'''=24x6 if the curve passes through (1,8) and is tangent to the line y=4x at (1,4). help please thanks :)
asked by jean 
algebra
a monkey climbs 30m at the beginning of each hour and fall back 20m during each hourly period . if he begins his ascend at 8:00am at what time will he first make contact with the point 70m distant from the ground? a.11am b.12nn c.1pm
asked by al sah him 
algebra
bert is twice as old as cheng five yrs ago the sum of thier ages was 26 . how old is bert?
asked by al sah him 
Science
Having trouble with the independent and dependent variable in an if then statement. "If root growth is related to gravity, then roots will always turn toward the earth regardless of a seed's orientation."
asked by Brandi 
geometry
the rectangular form of the equation r=5 a.x^2+y^2=5 b.x^2+y^2=25 c.x+y=5 d.x+y=25
asked by al sah him 
9th grade math
I need help with this problem please help with steps. u+5u2(6u11)
asked by Clarissa 
Math
Can anybody show me step by step pls? A man invests $3000 in an account that pays 7.5% interest per year, compounded quarterly. 1. Find the amount after 3 years? (Round your answer to the nearest cent.) how much $? 2. How long will it take for the
asked by alice 
Calculus
Y = 1  cos^2 x
asked by Ribie 
Math
an = 3a(n − 1) + 6 and a1 = 1 a4=87 a5=249 this is what I got but the answer were incorrect in the sequence.
asked by alice 
Geography
What is atmosphere?
asked by anusree.n.t 
Math
sin(arctan(3pi/4))
asked by Sarah 
chemistry
can you please explain to me why a common ion lowers the solubility of an ionic compound
asked by sydney 
math
Determine the number of pounds of nuts selling for $6 per pound and raisins selling for $3 per pound that should be combined to create 60 pounds of a trail mix selling for $5 per pound.
asked by Anonymous 
please help urgent
A couple needs a mortgage of $300,000. Their mortgage broker presents them with two options: a 30year mortgage at 8 1/2% interest or a 15year mortgage at 7 3/4% interest. (Round your answers to the nearest cent.) (a) Find the monthly payment on the
asked by jayleen 
math
John and Allen are bicycle riders that are currently 30 miles apart on a certain trail. If they leave at the same time and travel in the same direction, John overtakes Allen in 6 hours. However, if they leave at the same time but travel toward each other,
asked by Anonymous 
math
A plane flies 540 miles for 2 hours in the direction of the wind. Then it turns around and flies 690 miles for 3 hours against the same wind. Find the speed of the plane in still air and the wind speed.
asked by Anonymous 
math
Two cars leave Phoenix and travel in the same direction. One car travels 4/3 times as fast as the other. After 6 hours they are 90 miles apart. What are the rates of the cars?
asked by Anonymous 
Chemistry
I want to make 10 ml solution of 80% NaOH and 20% KOH
asked by Pratyush 
Urgent math
Find the first five terms of the given recursively defined sequence. an = 3an − 1 + 6 and a1 = 1 a1= a2= a3= a4= a5=
asked by Fay 
Urgent math
Express the repeating decimal as a fraction. 0.156156156...
asked by Fay 
Urgent math
A man gets a job with a salary of $40,000 a year. He is promised a $1900 raise each subsequent year. Find his total earnings for a 10year period.
asked by Fay 
Arithmetic
Find the sum. 1 − 1/2+1/41/8+....1/512
asked by fabian 
Algebra
Jane agrees to buy a car for a down payment of $4000 and payments of $260 per month for 9 years. If the interest rate is 9% per year, compounded monthly, what is the actual purchase price of her car? (Round your answer to the nearest cent.)
asked by Melany 
Algebra
A woman wants to borrow $11,000 in order to buy a car. She wants to repay the loan by monthly installments for 5 years. If the interest rate on this loan is 7 1/2% per year, compounded monthly, what is the amount of each payment? (Round your answer to the
asked by Melany 
word problem urgent
The halflife caffeine in the human body is typically about 6 hours. If john drinks a large cafe mocha with an extra shot of expresso from a coffee shop at 8am (255mg caffeine), and then starts to feel drowsy around 4pm and drinks another large cafe mocha
asked by seby 
Geograhy
The role that played by mining in the economy of south africa
asked by Desmond 
critical probability
in how many ways can be the first four letters of your name be arranged to form a three letter word, (i)when the letter can be repeated (ii)when the letter can not be repeated
asked by edward 
Chemistry
An organic compound x contains 40% carbon, 6.7% hydrogen the third compound oxygen. If the relative molecular mass of the compound is 60, calculate (i) the empirical formular of x (ii) the molecular formular of x
asked by Akighir Reuben 
science
Name the elements present in Sulphuric acid?
asked by Raina 
physics
a plane travelling at 200.0m/s braked to a stop in 6.2s. what was its acceleration?
asked by Anonymous 
calculus
a stone dropped from a balloon which was rising at the rate of 15 ft./sec. reached the ground in 8 seconds. how high was the balloon when the stone was dropped?
asked by jean 
healthh
Keep a five day Journal about noticing people around you of all ages at home, school, work, or in TV or movies as to body size and weight and what your inner thoughts and reaction to them are. Do you find yourself making judgments or having
asked by Nani 
physics
A dog runs west for 20m then North for 15m. What is the resultant displacement of the dog graphically and by calculations
asked by sfundo 
Fundulwazi(mathematical literacy, CAT, Economics and Accounting )
what career can i follow with these subjects? (Mathematical Literary, Economics, Accounting and CAT)
asked by Precious 
Social Studies
How did the movement of people affect historical events?
asked by Danielle 
Math sequences
Determine the smallest interger n such that 1+(4/5)+(4/5)^2+...+(4/5)^n>4.9 Please explain ti me about thisquestion. I can'tunderstand it.
asked by Lala 
logarithms maths
logx+logx+nlogx/n.plz solve with explanation thanks
asked by edward 
Biology HELP!
Which of the following is true? Mark all that apply. (2 points) A hypothesis can be proved incorrect through experiment. Conclusions cannot disprove a hypothesis. Conclusions are made based on the analysis of data. Opinion is used to analyze data. A/D
asked by XenaGonzalez 
Pure mathematics, geography, tourism and life orientation
What career is required if I do these subjects and what courses do I need in tertiary?
asked by Sine Thabiso 
calculus
a particle starts from rest and moves along a straight line with an acceleration equal to 2415√t where distance and time are measured in terms of feet and seconds respectively. with what acceleration will the particle return to the starting point? help
asked by jean 
algbra 2
Can you let me know if the answer to the following problem is 11 2/3? Thank you 4² + [15 ÷ 9  3(2)] = 11 2/3??
asked by Laurie 
calculus
if the driver of a car wishes to increase his speed from 20 mph to 50 mph while traveling a distance of 528 ft., what constant acceleration should he maintain?
asked by jean 
poetry
Find poetic devices on Smith's poem on being caution against walking on an headland overlooking the sea,because it was frequented by a lunatic
asked by zacharia mothobi 
Calculus
Y = 1  cos^2 x
asked by Ribie 
calculus
find the equation of the curve for which y'=3x^2 and which passes through (1,1)
asked by justin 
English
what social and political developments predicted in 1984 by George Orwell seem to have come true i our present society? Please include any examples, thank you!
asked by Anonymous 
Health
lifestyle choices and health awareness affect your position on the health
asked by Anonymous 
Algebra II
I think the answer to the following is 1. Can you please let me know if I am correct? (5  6)³ + 14 ÷ (2 + 5)
asked by Mom50 
Statistics Please Help
determine the value of C P(c
asked by Mary Ann 
Algebra 2
I have gotten two different answers to the following problem. Can someone please let me know which answer is correct? (5  6)³ + 14 ÷ (2 + 5) = 1 + 14/7 = 1 + 2 = 1 or 1 + 14/7 = 1 + 2 = 3 I think it is 1. Thank you.
asked by Laurie 
math
(3+ab)^2 (x2)(x+1)3(4x)(2x+1)
asked by Bongiwe Gamede 
lot mashiane secondry school
if I choose maths literacy, history, geography and life science which job I'd related to this subject
asked by tshiamo 
life orientation
discuss the responsibilities of the road users to en sure safety for one another
asked by patience 
Physic
A bullet of mass 0.05kg has a speed of 400cms. What is its kinectic energy? It hits a wall of which the average resistive force is 1000N, Cal.the distance penestrated by the bullet
asked by David 
Math
The greatest place value is ten thousand. The digit in the tens place is 4. The remaining digits are 5,3,and 7. One of the digits has a value of 700. The value of the digit in the thousands place is 10 times greater than this. There is 1 less ones than
asked by Ti 
Math
Justin bought a roll of packaging tape that is 55 yards long. If 1 yard is equal to 36 inches, how many inches are in 55 yards?
asked by Amy 
AP chem
if a metal ore contains 12.7% pure metal, how many pounds of pure metal can be obtained from 62 pounds of metal ore
asked by Emma 
geometry
Jason designed an arch made of wrought iron for the top of a mall entrance. The 11 segments between the two concentric circles are each 1.25 m long. Find the total length
asked by Anonymous 
Math
Which inequality represents this situation? Ari works h hours each day. He earns $21 per hour. Ari earns less than $150 a day. How many hours does he work each day? a. 21h > 150 b.21 + h < 150 c.h/21 < 150 d.21h < 150
asked by Pam 
English
is Urban the context word for City???
asked by Serah 
Math
Find the slope of a line parallel to y= 1/2x + 3. A)2 B)1/2 C)1/2 D)2 is it C?
asked by Yolanda 
Math
Which transformation will be equivalent to rotating a figure 270° counterclockwise? A) reflecting over the xaxis and the yaxis B) translating left 3 units and down 5 units C) Reflecting over the yaxis and then reflecting over the line y = x D)
asked by Yolanda 
Persuasive Technique
Read this sentence: "You can become one of the millions of people around the country who take the time to volunteer." This sentence is an example of which persuasive technique? A) transfer B) bandwagon C) ethical appeal D) emotional appeal Is it B?
asked by Jina