Questions Asked on
August 30, 2012

physics
A small mailbag is released from a helicopter that is descending steadily at 1.01 m/s. (a) After 4.00 s, what is the speed of the mailbag? v = m/s (b) How far is it below the helicopter? d = m (c) What are your answers to parts (a) and (b) if the
asked by roger 
physics
An object moves with constant acceleration 3.65 m/s2 and over a time interval reaches a final velocity of 10.4 m/s. (a) If its initial velocity is 5.2 m/s, what is its displacement during the time interval? m (b) What is the distance it travels during this
asked by roger 
english
The textbook stresses that your writing Fill in the Blank 01; that is, you must have "a goal of demonstrating the truth of your conclusions and clarifying and illuminating your idea about the topic and also about the work."
asked by Anonymous 
math
Assume that a dart is randomly thrown at the dartboard shown here and strikes the board every time. The payoffs are listed on the board. How much should you be willing to pay for the opportunity to play this game? (Give your answer to the nearest cent.)
asked by Anonymous 
chemistry
The reaction of 9.3 grams of ﬂuorine with excess chlorine produced 4.1 grams of ClF3. What percent yield of ClF3 was obtained?
asked by Nick 
Calculus
(a) By graphing the function f(x) = (cos 2x − cos x)/x2 and zooming in toward the point where the graph crosses the yaxis, estimate the value of lim x → 0 f(x). (b) Check your answer in part (a) by evaluating f(x) for values of x that approach 0.
asked by Anonymous 
chemistry
The height of a stack of 5 pennies is 0.72 cm and the radius of the stack is 0.91 cm. The volume in mL of this stack of 5 pennies is...
asked by andrea 
physics
The ballistic pendulum is a device used to measure the speed of a fastmoving projectile such as a bullet. The bullet is fired into a large block of wood suspended from some light wires. The bullet is stopped by the block, and the entire system swings up
asked by zianna 
Math
A landscaper is preparing a circular flowerbed. The bed has a 12foot diameter. He will need 13plants per square yard. How many plants should he buy?
asked by Danielle 
Physics
In coming to a stop, a car leaves skid marks 88 m long on the highway. Assuming a deceleration of 7.50 m/s2, estimate the speed of the car just before braking.
asked by Carlee 
health information
becoming a split department manager. Generate a list of the ways in which you believe your responsibilities and the tasks you perform are likely to change because of the merger and your resulting new role?
asked by mariana 
chemistry
While in Europe, if you drive 107 per day, how much money would you spend on gas in one week if gas costs 1.10 per liter and your car's gas mileage is 42.0 ? Assume that 1 euro=1.26 dollars
asked by kayla 
Calculus
(a) By graphing the function f(x) = (cos 2x − cos x)/x2 and zooming in toward the point where the graph crosses the yaxis, estimate the value of lim x → 0 f(x). (b) Check your answer in part (a) by evaluating f(x) for values of x that approach 0.
asked by Anonymous 
Math/Chemistry PLS HELP
Find the absolute and percent relative uncertainty and express each answer with a reasonable amount of significant figures. 9.2(+ or 0.7)*(0.0054(+0.3)+0.0056(+0.7) The Algebraic answer: 0.1012 Absolute error? Relative error %?
asked by Amanda 
math
Determine the minimum amount of packaging needed to completely cover a triangular prism toblerone bar with these dimensions: length 22.5cm; triangular face gas edges 4.5cm and height 4.0cm. Express the surface area to the nearest square centimeter.
asked by Danielle 
Math
A kite has a string 100m long anchored to the ground. The string makes and angle with the ground of 65 degree. What is the horizontal distance of the kite from the anchor?
asked by Danielle 
math
write two different word phrases for the expression t/30
asked by dacia 
physics
Landing with a speed of 78.3 m/s, and traveling due south, a jet comes to rest in 959 m. Assuming the jet slows with constant acceleration, find the magnitude and direction of its acceleration.
asked by stoicrider77 
statistics
A "Set" within quantitative theory represents ...?
asked by Pat 
physics
One gallon of paint (3.79 Liters) covers an area of 25.8 m2. What is the thickness (in mm) of the fresh paint on the wall.
asked by anita 
Algebra
One more than the product of and Mabel's score translate to algebraic expression
asked by Ashley 
pre calc
3x + 2iy =6 + 10i
asked by merril 
biochemistry
A solution was prepared by dissolving 8.0g of solid ammonium sulfate (MW= 132.14, specific volume= 0.565ml/g) in 35ml (i.e 35g) of water. What is the final volume of the solution?
asked by KIm 
physics
a rock is tossed straight up with a speed of 30m/s. when it returns it falls into a hole 10m deep. what is the rocks velocity as it hits the bottom of the whole? how long would the rock in the air, form the instant it is released until it hits the bottom
asked by nicolas 
physics
A Styrofoam box has a surface area of 0.78 m2 and a wall thickness of 2.0 cm. The temperature of the inner surface is 5.0°C, and the outside temperature is 24°C. If it takes 7.6 h for 5.0 kg of ice to melt in the container, determine the thermal
asked by Anonymous 
statistics
What are the defining characteristics of the Ratio Level of Measurement?
asked by Pat 
math
A collection of dimes is arranged in a triangular array with 14 coins in the base row, 13 in the next, 12 in the next, and so forth. Find the value of the collection.
asked by margret 
Math
In euclidean geometry, the sum of the measures of the interior angles of a pentagon is 540. predict how the sum of the interior angles of a pentagon would be different in spherical geometry
asked by MIiranda 
Chemistry 314
Five mineral samples of equal mass of calcite, CaCO3 (MM 100.085) , had a total mass of 12.4 ± 0.1 g. What is the average mass of calcium in each sample? (Assume that the relative uncertainties in atomic mass are small compared the uncertainty of the
asked by Amanda 
statistics
What would a person's numerical score be if someone scored two Standard Deviations above the Mean on a standardized test where the Mean = 100 and the Standard Deviation =15?
asked by Pat 
Algebra2
Write an equation for the line in point/slope form and slope/intercept form that has the given condition. Help?.. 4. Slope = 3/2 and passes through the origin. 5. xintercept = 4 and yintercept = 3 6. Passes through (3, 2) and is parallel to 2xy=4 7.
asked by Unknown 
College Physics
Large boxes of pumpkins are set on a ramp to be unloaded out of a truck. The 300.0 lb boxes are set on the ramp which has an incline of 35 degrees. They must then be pushed to get started down the plane towards the bottom. If the coefficient of the static
asked by Karla 
College Math
Find the measure of the missing angle a= 28 degree, b=97degree I 'm not sure how to go about in finding the missing angle. Could you please help?
asked by Carol 
Math
A 5.0m ladder is leaning 3.1m up a wall. What is the angle the ladder makes with the ground?
asked by Danielle 
algebra
A person’s maximum heart rate is the highest rate, in beats per minute, that the person’s heart should reach. A person’s age added to his or her maximum heart rate is 220. Write and solve an equation to find the maximum heart rate of a 16year old.
asked by Anonymous 
chemistry
The peanut studied had a mass of 0.609 g before combustion and 0.053 g after combustion. The energy released during combustion caused a 14.2 degree Celsius increase in the temperature of 200.0 mL water in the calorimeter. Calculate the mass of peanut
asked by Lauren 
statistics
What do independent trials in relationship to probability theory mean?
asked by Pat 
chemistry
How many milliliter of conc. HNO3 would be necessary to prepare 500ml of 20% of HNO3 solution?
asked by Jake 
Calculus
A person needs to swim to shore from Point A and walk to Point B. They can swim at 2mph and walk at 4 mph. Write an expression for the total time their journey will time their journey will take in terms of x. Then use your graphing calculator to estimate
asked by Joe 
finance math
the pricce of Hamburger increased from $1.10 to $1.59 what perent did the price increase
asked by no name 
math
dave delivered 52 newspapers in all.saturday and sunday.he delivered 8 more newspapers on sunday than on saturday.how many newspapers did dave deliver on sunday.
asked by katrina 
math
Erasers cost $5 per carton and pencils cost $7 per caron. If an order comes in for a total o 15 cartons for $85, how many cartons of each were brought?
asked by no name 
calc 3
Question Find an equation of the set of all points equidistant from the points A(−2, 5, 2) and B(5, 1, −3).
asked by Becky 
Chemistry
How do I calculated the mass and moles of nitric acids when only given 2ml of concentrate nitric acid
asked by Jason 
math
what is the correct order of operations for calculations of basic math problems?
asked by Pat 
Geometry
Find, the nearest tenth, the area of the region that is inside the square and outside the circle. The diameter of the circle is 14in.
asked by Shaka 
Geometry Honors (p.2)
Two planes that lie in parallel planes are ________. Answers: Always, Never, or Sometimes I'm having some trouble on this one... I think it's sometimes...?
asked by IB student 
Calculus
1. Find an ordered pair that represents 6 vector v  5 vector w if vector v =(9,5) and vector w = (6,9). 2. Find an ordered triple that represents 6 vector y + 4 vector z if vector y = (2,6,8) and vector z = (7,2,6) 3. Find the magnitude of vector WX for
asked by anon 
Health
________ physical activity and ________ time spent in sedentary behaviors. A. Reduce; increase B. Reduce; reduce C. Increase; reduce D. Increase; increase
asked by Sam 
statistics
A source in the Internal Revenue Service has stated that historically 90% of federal tax returns filed are free of arithmetic errors. A random sample of 25 returns are selected and checked carefully for arithmetic errors. Assuming independence, find the
asked by Sarah 
Health
Obesity can cause a person to develop what type of conditions? A. Head, back, and neck pains B. Increased energy and reduced stress C. Low blood pressure and type I diabetes D. High blood pressure and Type 2 diabetes A?
asked by Sam 
Health
What are other factors that contribute to being overweight and obese besides diet and behavior? A. Personality and temperament B. Physical fitness and athletics C. Environment and genetic factors D. Smoking and drinking alcohol I think it should be all of
asked by Sam 
lincoln high
The mean hours of internet usage by adult in the US is claimed to be 25 hours per week. A hypothesis test is performed at a level of significance of 0.05 with a pvalue of 0.08. Choose the best interpretation of the hypothesis test.
asked by Jamie 
algebra
A thermometer is guaranteed to give a temperature no more than 1.2 degrees Fahrenheit from the natural temperature. If the thermometer reads 28 degrees Fahrenheit, write and solve an eqution to find the maximum and minimum temperatures it could be.
asked by Briana 
algebra
Taisha uses the elliptical crosstrainer at the gym. Her general goal is to burn 280 calories per workout, but she varies by as much as 25 calories from this amount on any given day. Write and solve an equation to find the maximum and minimum number of
asked by Briana 
pre calc
I have a few problems from my homework that I am having trouble with. #1 Find the difference quotient of f foreach function f(x)=1/(x+3) I got 2x+6 #2 Express the area of an isosceles right triangle as a function of the length x of one of the two eual
asked by Rebekah 
Chemistry
What chemical compound is formed in the reaction when 6M HCl and 1M NaOH is reaction?
asked by Sheila 
math
The number of dogs and chickens on a farm add up to 14. The number of legs between them is 36. How many dogs and how many chickens are on the farm if there are at least twice as many chickens as dogs
asked by victor 
Physics
A bullet is fired from a rifle 3m above the ground level at a target 200m away. The initial velocity of the bullet is 300 m/s. How low must the center of the target be off the ground for the bullet to successfully hit it?
asked by Christopher 
Math
Solve the compound inequalities. Write the solutions in interval notation. Graph your solution on a number line. 1. 2(3x + 1)< 10 or 3(2x  4) ¡Ý 0 The or means union of these inequalities. 2. 5(p + 3) + 4 > p  1 or 4(p  1) + 2 > p + 8
asked by Neil 
Business
Isabella is hoping to get an A on her college Algebra course. With just the finaL exam left to take, she currently has an average of 85 on her quizzes and average of 92 on her exercises. The quizzes count for 40%, exercises count for 30% of the class
asked by John 
math
On November 1,2009, Broom Company received a bank statement that showed a $2,950 balance. Broom showed a $4,010 checking account balance. The bank didn't return check No.124 for $1,080 and check No.138 for $720. A $3,200 deposit made on Oct30 was in
asked by no name 
Math
A ladder is leaned 9m up a wall with its base 5m from the wall. What angle does the ladder make with the ground?
asked by Danielle 
Health
What are the four basic food safety principles that work together to reduce the risk of food borne illnesses? A. Wash, Cook, Eat, Clean B. Clean, Separate, Cook, Chill C. Clean, Cook, Store, Disinfect D. None of the above d?
asked by Sam 
math
In 1980 in Montana the temperature rose from 32 degree's f to 15 degree's f in 12 hours. How much did the temperature increase?
asked by paul 
chemistry
quick question, if concentrate nitric acid is listed as 70% w./w. what's the other 30 percent of the concentrated HNO3 solution?
asked by thanh 
Math for liberal arts
Thank you. M. DCBA16  ABCD16 = N. 56716 x 4B16 =
asked by KeKe 
Calculus
1.Find vectors v*w if vector v = 5 vector i – 4 vector j + 4 vector k and vector w = –6 vector i + 3 vector j – 2 vector k. 2.Find vectors v*w if vector v = 3 vector i – 4 vector j  8 vector k and vector w = 2 vector i + 6 vector j + 4 vector k.
asked by batmo 
Physics
In getting ready to slamdunk the ball, a basketball player starts from rest and sprints to a speed of 9.9 m/s in 2.0 s. Assuming that the player accelerates uniformly, determine the distance he runs.
asked by Gary 
Health
What steps should you take to watch your diet? A. Follow a healthy and realistic eating pattern B. Keep your eating patterns consistent C. Eat breakfast everyday D. All of the above d?
asked by Sam 
English
1. They are skating in an ice rink. 2. They are skating at an ice rink. 3. They are skating on an ice rink. (Which one is correct?) 4. We are going to ski at a ski resort. 5. we are going to ski at Yongpyeong Ski Resort. 6. We are going to ski on a
asked by rfvv 
statistics
What formula is used to calculate the Standard Error of Measurement?
asked by Pat 
math
How do I put the ratio 420seconds to 10 minutes into a fraction in its lowest form?
asked by zion 
civics
what are the high plains east of the rocky mountains? what is the basin between the rocky mountains and the sierra nevadas?  what are the mountains north of the alaska range? help me please
asked by catarina 
Science  Sally Ride  Contributions
What did Sally Ride contribute to the advancement of science?
asked by Sometiing 
Health
Based upon the government’s research, they recommend that we do what with regard to our intake of dairy? A. Switch to fatfree or lowfat milk B. Drink whole milk C. Avoid dairy if it causes gas D. Eat more ice cream a?
asked by Sam 
algebra
PLEASE HELP :( Taisha uses the elliptical crosstrainer at the gym. Her general goal is to burn 280 calories per workout, but she varies by as much as 25 calories from this amount on any given day. Write and solve an equation to find the maximum and
asked by Briana 
English
Ans in one word...1)A partner in crime 2)one who journey on foot 3)one who imitates the voice gesture etc of another 5) one who talk in sleep one who compiles a dictionary 6)one who collects coin
asked by DIOTIMA ROY 
Health
Adults and children should limit their intake of sodium because? A. Keeping blood pressure in the normal range reduces an individual’s risk of cardiovascular disease, conges¬tive heart failure, and kidney disease. B. Keeping blood pressure in the normal
asked by Sam 
math
how many dimes equal the same total amount as 1,000,000,000 pennies?
asked by mary 
Math
Hexadecimals, binary numbers. It's not regular addition and multiplication. G. 11112 + 10102 = H. 1012 x 100012 =
asked by KeKe 
physics
A ball is thrown vertically upward with a speed of 19.0 m/s. (a) How high does it rise? m (b) How long does it take to reach its highest point? s (c) How long does the ball take to hit the ground after it reaches its highest point? s (d) What is its
asked by roger 
PHYHICS
why does the water in a swimming pool look more shallow from the outside than when you step in? Explain this phenomenon
asked by BIREN 
algebra
i need some examples of addition problems with negative answers can anybody help me ??????????????????
asked by cody 
Business Statistics
In each case, sketch the two speciﬁed normal curves on the same set of axes: a A normal curve with m 20 and s 3, and a normal curve with m 20 and s 6. b A normal curve with m 20 and s 3, and a normal curve with m 30 and s 3. c A normal curve with m 100
asked by Marcia 
statistics
What particular measure of correlation would be most appropriate for use with two variables measured at an ordinal level?
asked by Pat 
writing
Type a short character sketch of a fictional Puritan named Justice Johnson based on what you have learned about the Puritans. Make certain that you describe how he dresses, how he lives, what he believes, how he spends his timein short, describe him so
asked by ashley 
pre algebra
the hundreds digit is half the tens digit the sum of the hundreds and tens digit is 12 the ones digit is an odd square number not equal to the thousands digit
asked by Anonymous 
prealgebra
You are researching the price of MP3 players. You found an average price of $58.80. One MP3 player cost $56 and another cost $62. Find the price of the third MP3 player.
asked by Melissa Angeles 
math
In my math book i got a question saying 18 5/6 4 6/6.I got answer of 15 4/6 am I correct. THANKS
asked by Americal 
Physics
An object with mass 3.7 is attached to a spring with spring stiffness constant 270 and is executing simple harmonic motion. When the object is 2.5×10−2 from its equilibrium position, it is moving with a speed of 0.45 . what is the amplitude of the
asked by Lori 
Physics
Assume a block on unknown weight rests on an incline of 25 degrees and is initially not moving. What push (P) is required to start moving the block if the coefficient of static friction is 0.7?
asked by Karla 
Math
Find the value of n. 2^(2n1) = 8^(n)
asked by Elisabeth 
Health
How many American adults does OCD affect each year? A. 1.2 million B. 2.2 million C. 3.2 million D. 4.2 million I put D and missed it. D:
asked by Justin 
The advantages of ball mill
The advantages of Ball Mill is as follows: (1) adaptability is strong, for most materials can be grinding. (2) can continuous operation, and production capacity can meet the need of modern industrial production on a large scale. (3) crushing than the big,
asked by jiandan 
physics
This is the question to one of my physic problem. A person standing outside their house is passed by a runner heading West at a steady pace of 3.3 m/s. Right when the runner passes by, the person accelerates towards the south at a rate of 0.36 m/s2 for 1.2
asked by Megan 
The defects of ball mill
The Ball Mill faults: (1) work efficiency is low, the power consumption unit. (2) the ball mill barrel rotational speed is low (about 15 ~ 27 r/min), if you use ordinary motor that. The average all need equipped with expensive reducer. (3) grinding medium
asked by jiandan 
Business and math question
Isabella is hoping to get an A on her college algebra course. With just the final exam left to take, she currently has an average of 92 on her exercises. The quizzes count for 40%, exercises count for30% of the class grade. What is the minimal grade that
asked by John 
chemistry
A volume of 29.62 ± 0.05 mL of HNO3 solution was required for complete reaction with 0.8896 ± 0.0008 g of Na2CO3, (FM 105.988 ± 0.001). Find the molarity of the HNO3 and its absolute uncertainty. I have the molarity of HNO3 = 0.5667
asked by Amanda 
math
Drove an average of 55mi/h on her trip to the mountains. You can use the expression 55h to find out how many miles she drove in h hours. If she drove for 5 hours, how many miles did she drive?
asked by josiah 
math
i have 2 quaters and 6 dime how much is that
asked by anesha 
Health
Americans are urged to make at least half of their grains whole grains. An example of a food with whole grains includes ________. A. Brown rice B. Pasta C. White bread D. White rice d?
asked by Sam 
Algebra
please help me solve my homework with all the work involved. i have trouble paying attention in class so it's hard for me to do my homework. here are a few of the questions. I need to find out what the letters equal. 1.) 10(4+y)=2y 2.)9(b4)7b=5(3b2)
asked by Kelly 
Ninth Grade Math
I am having trouble with this In  Out table... any hints or tips? IN OUT 1 / 3 3 / 17 10 / 66 6 / 38
asked by Serothald 
chemistry
An ore contains Fe3O4 and no other iron. The iron in a 27.07 gram sample of the ore is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 21.9 grams. What was the percent Fe3O4 in the sample of ore?
asked by Nick 
chemistry
A 28.6 g of iron ore is treated as follows. The iron in the sample is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 10.1 grams. What was the percent iron in the sample of ore?
asked by Nick 
Health
According to the government’s My Plate program, half of our plate should have? A. Pasta and breads B. Seafood C. Fruits and vegetables D. Protein and desserts a? or c? idk:/
asked by Sam 
Adding & Subtracting Expressions
How do I use the distributive property to show that the following is a true statement? 8.5m + 1.3m = 9.8m
asked by Chico 
pre cal
(y^2)^4y^8 simplify
asked by jennifer 
finance math
Morgan Company received from Lee Company an invoice dated Sep 27. Terms were 2/10EOM. List price on the invoice was 5,000(freight not included) Morgan receives a 9/7 chain discount. Fright charges are Morgans responibility but lee agreed to prepay $ 150
asked by no name 
Health
What is the best way to lose weight and keep the weight off? A. By losing ½ to 2 pounds a week B. By losing 3 to 5 pounds a week C. By losing 6 to 8 pounds a week D. By losing 10 or more pounds a week A?
asked by Sam 
English
What quotations in FDR's first inaugural speech emphasize perseverance?
asked by Anonymous 
Maths
HOw to calculate CFT of the wooden box?
asked by Dhilsath 
Health
What is the Affordable Care Act? A. A program that covers diet counseling for people who are at higher risk for chronic diseases like diabetes and high blood pressure. B. A program that allows people who are at higher risk for chronic diseases to gain free
asked by Sam 
AP Physics
Consider the vectors A = 2.00 i + 7.00 j and B = 3.00 i  2.00 j. (a) Sketch the vector sum C = A + B and the vector subtraction D = A  B. (b) Find analytical solutions for C and D first in terms of unit vectors and then in terms of polar coordinates,
asked by Paige 
maths/physics
Please I need some help with this question A cicular opaque disk, 25cm in diameter, is set up 30 cm from a circular source of light of diameter 40 cm. A screen is placed 30cm beyond the opaque disk. Describe, giving dimensions, the nature of the shadow on
asked by Sab 
Math
Which operation should you perform first when you evaluate 81(6+30divided by 2)*5
asked by Shion 
MAth
The number has 6 digits, it is evenly divisible by 2,5,and 10. The value of one of the digits is 70,000. Try and guess the number from the first three clues.
asked by Cazzie 
mathshelp please?
A cicular opaque disk, 25cm in diameter, is set up 30 cm from a circular source of light of diameter 40 cm. A screen is placed 30cm beyond the opaque disk. Describe, giving dimensions, the nature of the shadow on the screen.
asked by Sab 
Business
A basic car rental charges a daily rate of $29 a day plus $.20 a mile. Suppose that you rent a car for a day and your bill ( before taxes ) is $79. How many miles did you the car.
asked by John 
math
If your expected value when playing a $1 game of chance is $0.06. How much should you have netted after playing the game 130 times? about $122.20 about $7.80 about $122.20 about $7.80 about $0.00
asked by Anonymous 
statistics
A class test resulted in a mean score of 60% and a standard deviation of 15%. You scored 75%. Assuming the scores follow a normal distribution, and there are 200 in the class, how many students scored better than you? Give your answer to the nearest whole
asked by rebecca 
Business
Robert recently was hired as a technician in the firm. He is being paid $1,250 every two weeks ( after taxes). His monthly bills are: Rent: $900 electricity: $110 car payment: $350 car insurance: $60 fuel for cars: $90 groceries: $180 credit cards: $250
asked by John 
CHEM
can anyone help me please convert water is flowing through ainchdiameter pipe with a velocity of 3FT/S. WHAT IS the KE of water in (ft) (lbf)/lbm
asked by linda 
microbiology
What characteristics of living things do viruses have?
asked by Patricia 
algebra
how do i explain how to write 20 miles/4 hours as a unit rate?
asked by emily 
Physics
Assume a block on unknown weight rests on an incline of 25 degrees and is initially not moving. What push (P) is required to start moving the block if the coefficient of static friction is 0.7?
asked by Karla 
Stor 155
In computing the median income of any group, some federal agencies omit all members of the group who had no income. Give an example to show that the reported median income of a group can go down even though the group becomes economically better off. Is
asked by ami 
spanish
how do you ask "what is your name?" other than "como se llama el?"
asked by SoccerStar 
Chemistry
Can someone direct me on the question below? I am not sure how to work this problem. Thank you. Chambers A and B are separated by a membrane. Chamber A contains 15.7 M KNO3 and chamber B contains 10.98 M KNO3. If K+ is in equilibrium across the membrane,
asked by Sara Lee 
Science
If while the mass was hanging from a spring scale you pulled up sharply on the scale what do you think would happen to the reading on the scale?
asked by Brandon 
math
If the answer is an amount of money, round to the nearest dollar.Maria has saved $420 at a bank. She wants to accumulate $1250 to attend computer camp. What percent of her goal has been reached?
asked by danny 
Health
Added sugars are defined as ________. A. Sugars and syrups that are added when foods or beverages are processed or prepared B. Sugars and syrups that are not added to foods or beverages C. Sugars and syrups that are healthy for the body D. Sugars and
asked by Sam 
chemistry
An ore contains Fe3O4 and no other iron. The iron in a 38.8gram sample of the ore is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 25 g. What was the mass of Fe3O4 in the sample of ore?
asked by Nick 
chemistry
A 33.8 g sample of iron ore is treated as follows. The iron in the sample is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 20.7 g. What was the mass of iron in the sample of ore?
asked by Nick 
Health
Americans should drink ________ instead of sugary drinks? A. Energy drinks B. Whole milk C. Water D. Diet soda I put c?
asked by Sam 
Physics(Please help, thank you)
I had to do an experiment where a tiny steel ball was measured using a micrometer. There was then a series of calculations that needed to be completed and then a percent error had to be calculated. I think that my data may be incorrect or maybe I am just
asked by Hannah 
Geometry
mÚAOC = 7x  2, mÚDOC = 2x + 8, mÚEOD = 27
asked by Suzanne 
math
In 1980 in Montana the temperature rose from 32 degree's f to 50 degree's f in 12 hours. How much did the temperature increase?
asked by paul 
Health
What does the U.S. government use to estimate a person’s body weight status? A. Scale B. Ruler C. Body mass index D. Health related illnesses c?
asked by Sam 
Grammar
1. Which is correct? Nguyen Secret project Or Nguyen's Secret project 2. Which is correct? She is five foot tall Or she is five feet tall
asked by Anonymous 
math
tracy had coffee once a day, and the special blend she bought at Donna's Coffee Stop cost about $3.00 a cup. Max bought coffee at Donna's coffee stop twice a day. He bought several different types of special blends that cost $.400 a cup on average 3. Tracy
asked by shay 
Algebra 1
What are two symbolic techniques used to solve linear equations?
asked by Theresa 
Math
The markup on a used car was at least 21% of its current wholesale price. If the car was sold for $4500, what was the maximum wholesale price? (Give your answer correct to the nearest dollar.)
asked by Beauty 
math
In 1980 in Montana the temperature rose from 32 degree's f to 15 degree's f in 12 hours. How much did the temperature increase? is it 47 or +47?
asked by paul 
math
My algebra question is; The ordered pair (3,0) is found? I don't have a clue. Can you help please? Thank you, Ruth
asked by ruth 
Math for liberal arts
I have tried to get the answers, but I cannot. G. 11112 + 10102 = H. 1012 x 100012 = I. 7516 /2716 =
asked by KeKe 
math
The formula V
asked by Anonymous 
pre algebra
i need help for some problomes on my math homework which is [3x]2 [two is for exponent]
asked by citlai 
precal
f(x)=((6xy^3)^1/2)((30x^4y^6)^1/2)/(5x^7y^4)^1/2
asked by Anonymous 
algebra
Can someone show me the steps to figure out 1728 divided by 24
asked by Anonymous 
chemistry
350 calories of heat is added to a sample of nitrogen gas and the temperature is increased by 89 degrees Celsius. What is the mass of the nitrogen sample in cal/gram Celsius?
asked by justmarla 
intergraded one
What should you do when you ,ant sleep
asked by Lola 
Math
This question is dealing with hexadecimals, binary numbers etc. G. 11112 + 10102 =
asked by KeKe 
Math
For each of the equations, solve for y in terms of x. 2x3y=12 5x+2y=7 How do I do this?
asked by Luke 
Math for liberal arts
This question is dealing with hex, binary numbers. 1. 1012 x 100012 = I am assuming that this question is too. I hate math. 2. 7516 /2716 =
asked by KeKe 
Imperative sentence
What will be imperative sentence of this sentence: 1. Will you lend money tomorrow?
asked by Dinesh 
Chemistry
100 ml of 0.01N HCl is added to 0.9L of distilled water. What would the final pH of the solution be?
asked by Kristin 
chemistry
what is the vapor pressure of alcohol in 25 degree celcius? the answer should be answered in millimeter mercury. tnx^_^
asked by princess 
Please help quick! Math
The sum of three times a first number n twice second number is 8. If the second number is subtravted from twice the first number, the result is 3, find the numbers.
asked by Jeconiah 
biology
can any one help me by giving correct answer for the following question give reason:left ventricle is thicker than right ventricle.
asked by sandra 
algebra
list the intercepts...y^24y+36=0
asked by Mountain Scott 
Algebra 2
When pedro called Gary, the call cost $1.58. If the rate for the call was 53 cents for the first three minutes and 15 cents for each additional minute or fraction thereof, how long did Pedro and gary talk?
asked by SoccerStar 
math
please help choose the expression that forms an equation with the given expression 184*3=
asked by Asia 
math
suppose you are comparing 2 numbers greater than 1000. you want to find the smaller of the numbers. how many pairs of digits might you have to compare before you have your answer? explain
asked by mythreyee 
math
suppose you find the least of four 3digit numbers by comparing the digits in the hundreds place. should you automatically examine the tens digits to find the next greatest number? explain and give an example.
asked by mythreyee 
math
The hundreds digit is half the tens digit. The sum of the hundreds and tens digit is 12. The ones digit is an odd square number not equal to the thousands digit.
asked by Anonymous 
Chem
What is the density of a block of marble that occupies 350 cm3 and has a mass of 708 g? Answer in units of g/cm 3
asked by Nicole 
math
In my math i got a question saying 2 1/4+3 3/8+ 5 /16.I got an answer of 10 12/16 AM I correct.THANKS
asked by Americal 
science
what is the effect of varying road surfaces on acceleration?
asked by sammie doodles :) 
Marketing
What type of conflict can be reduced by direct distribution? Why?
asked by Anonymous 
Algebra 2
simplify : 5x  3y  2x + 3y
asked by Shaka 
Algebra 2
simplify: 11a  13b + 7a  3b .. SHOW WORK !!
asked by Shaka 
science
plz help me lol i just need the answer to this one and another one and that's it! Those are my last questions from a 3 page packet! this is the question: what is the effect of varying road surfaces on acceleration?
asked by sammie doodles :) 
Phyichs
WHAT IS THE DIRECTION OF A NULL VECTOR ?
asked by kathy 
Chemistry
what is the amount of heat required to heat 3.3kg of gold from 29 degrees celcius to 61 degrees celcius?
asked by Amy Tillis 
ivy tech
Assuming that the data are normally distributed with a mean of 45 and a standard deviation of 3.25, what is the zscore for a value of 40?
asked by ann 
math
what numbers are divisible by 51 and 69.
asked by Math Geek 
english
How do I read this: "Robotic" World of Computer Science. Gale, 2002. Gale Science in Context. web 8 Aug. 2012. i know this is a ciation but I need to incorporate it into asummary paragraph
asked by Vicky 
Precalc
Solve 3.3= 1.005^n
asked by Alex 
Geometry Honors
is XY (with a > over it) equal to YX (with a > over it) in other words, the ray XY and the ray YX... Can anyone please clarify this for me...?
asked by IB student 
Math PreAlgebra
help!! does anyone know how to write an expression to represent the number of minutes in x hours
asked by Jennifer 
Biology
what is spontaneous generation How was it disproved
asked by Mackenzie 
Science
How do I read this: "Robotic" World of Computer Science. Gale, 2002. Gale Science in Context. web 8 Aug. 2012. i know this is a ciation but I need to incorporate it into asummary paragraph
asked by Vicky 
english
In the sinners in the heads of an angry god what role diez having a good physical constitution play in salvation
asked by miriam 
math
156 / 55  how do i show my work for long division?
asked by melissa 
MATH
find the annual earnings if the worker is paid 743.75 semimonthly
asked by Anonymous 
Stor 155
Use the definition of the mean to show the sum of the deviation of the observations from their mean is always zero. This is one reason why variance and standard deviation use squared deviations.
asked by ami 
Science
What is the force of 10m/s squared acceleration and 5 kg mass?
asked by Brandon 
physics
This is the question to one of my physic problem. A person standing outside their house is passed by a runner heading West at a steady pace of 3.3 m/s. Right when the runner passes by, the person accelerates towards the south at a rate of 0.36 m/s2 for 1.2
asked by Megan 
Economics
write a paper explaining issues that bring concern to pricing your services and products. What ethical challenges will you face in hiring non CPA's What standards apply.
asked by Evelyn 
Algebra 1
What are two symbolic techniques used to solve linear equations?
asked by Austin 
Math
Describe another method you could use to find the number of white tiles it takes to border a garden 12 green tiles long.
asked by Jamayza 
Englis
How do I read this: "Robotic" World of Computer Science. Gale, 2002. Gale Science in Context. web 8 Aug. 2012. i know this is a ciation but I need to incorporate it into asummary paragraph
asked by Vicky 
math
What is the angle sum of a regular polygon with 7 sides
asked by danny