Wednesday
May 4, 2016

Homework Help: Math

Branches of Math

Recent Math Questions

Math
Aimi is making Valentine’s Day cards for everyone in her class. She plans to use a whole sheet of paper for each of her 6 closest friends. She will use 1/8 of a sheet of paper for everyone else in the class. She has 34 sheets of paper. How many of the smaller cards can ...
Wednesday, May 4, 2016 by Martin1162

Math
he federal government requires a car manufacturer to have a minimum miles per gallon (mpg) average over the models it makes. Suppose that the mpg’s for the five models of a manufacturer are 19, 21, 22, 28, and 18, and the government requirement is 27 mpg. The last of the ...
Wednesday, May 4, 2016 by angela

Math
Consider the distribution of mathematics SAT scores of students in honors calculus at a liberal arts college. What would you expect the shape and variation of the distribution to be? A. Symmetric with little variation B. Symmetric with large variation C. Skewed right with ...
Wednesday, May 4, 2016 by angela

Math
The graph below was drawn with output on the vertical axis and input on the horizontal axis. What does the graph indicate about the relationship between the input and the output?
Wednesday, May 4, 2016 by Val

math
How much money should be invested now (rounded to the nearest cent), called the initial investment, in a Treasury Bond investment that yields 4.75% per year, compounded monthly for 10 years, if you wish it to be worth $20,000 after 10 years?
Wednesday, May 4, 2016 by jjiiddss 0-0

math
make each of the following the subject of the formula n,s,c in (1-n√s/c)*100/1
Wednesday, May 4, 2016 by david

math
estimate the radius of a circle with circumference of 272.2 inches use 3.14 for pi round to the nearest tenth A. 43.3 B.136.1 C.86.7 D.5887.2
Wednesday, May 4, 2016 by Larry

math
Suppose the daily high temperature in a town is 3 degrees above average one day, then 5 degrees below average the next day, then 2 degrees above average, then 1 degree below average, then 6 degrees above average, then equal to the average the next day. Find the mean deviation ...
Wednesday, May 4, 2016 by Julie

Math
the room is rectangular and measures 9 feet on one side and 15 feet on the other. she needs 0.5 ounces of paint per spuare foot. how much paint does she need?
Wednesday, May 4, 2016 by Dennis

Math
If a seed is planted, it has an 85% chance of growing into a healthy plant.if 8 seeds are planted what is the probability that exactly 3 don't grow ?
Wednesday, May 4, 2016 by Amy

math
Triangle ABC below is translated 1 unit right and 2 units down. What are the coordinates of the translated triangle? Use arrow notation to write a rule for this translation.
Wednesday, May 4, 2016 by doglover

math
A girl has 5 books that she wants to read. She wants to read the nonfiction book first and the mystery book last. In how many orders can she read the books?
Wednesday, May 4, 2016 by Armaan butler

math
A boat takes 2 hours to go 40 km down the stream and it returns in 4 hours . Find the speed of the boat in still water and the speed of the stream
Wednesday, May 4, 2016 by Anonymous

math
Triangle ABC is reflected over the y-axis what are the coordinates of the reflected triangle describe in words what happens to the x coordinates and the y coordinates of the original triangle's vertices as a result of this reflection.
Wednesday, May 4, 2016 by doglover

Math
What force do you have to apply weighing 1000 ibs to have it accelerate to .2 m sec
Wednesday, May 4, 2016 by Ro

SAT math
The population of a city can be modeled using the formula P=100,000e^(0.05t), where t is the number of years after 2012 and P is the city's population. Which of the following equations can be used to find the number of years after 2012 that the population will triple to ...
Wednesday, May 4, 2016 by Anonymous

math
the brown family boarded a train at 3:55 P.M. to go home from the county fair. it took them 25 minutes to get to the train station from the fair. they spent 75 minutes at the fair. what time did they arrive at the fair
Wednesday, May 4, 2016 by Joseph

Math
If you compose the two congruent triangles shown below into a single figure, which term(s) best describes the new polygon?
Wednesday, May 4, 2016 by Desiree Hall

math
Martin works 32 hours a week for $7.50 an hour. Calculate his straight time pay over a 4-week period.
Wednesday, May 4, 2016 by jjiiddss 0-0

Math
Difference between two numbers is 5 and the product is 6 find the numbers
Wednesday, May 4, 2016 by Anonymous

math nid this asap tyy
(Velocity and acceleration.) The acceleration of gravity on the surface of the Moon is a = 1.6 m/s2, as opposed to g = 9.8 m/s2 on Earth. An Olympic high-jumper can jump to about 2.35 m on the surface of the Earth. What height could an Olympic high-jumper reach on the surface ...
Wednesday, May 4, 2016 by Than

math REPLY ASAP :(
Match the parametric curve to its description. Be careful: It is possible that the same description fits more than one parametric curve! (a) (t + 1,4t−2) (1) A portion of a parabola. (b) (t2,3t2) (2) A straight line traversed at constant speed. (c) (cost,2(cost)2...
Wednesday, May 4, 2016 by BIBO

math
Mdm Lee gave Nathan and Jasper some money on Friday.On Saturday,Nathan gave 1/3 of the amount he had to Jasper.On Sunday,Jasper gave 1/3 of the amount he had to Nathan.In the end,Nathan had $96 and Jasper had $120.How much did each of them have at first?
Wednesday, May 4, 2016 by Crystal

math, functions
f(x) = 1/(1−x) is given. From this we produce two new functions: g(x) = f(f(x)) and h(x) = f(g(x)). (a) For which values of x is f(x) undefined? (b) Find a formula for g(x), and simplify it. (c) For which values of x is g(x) undefined? (d) Find a formula for ...
Wednesday, May 4, 2016 by (A question about functions.) The function

HELP MATH ASAP
For questions 1–4, find the slope of the following graphs. 1. (1 point) 2 –2 – 2. (1 point) 1 –1 – 3. (1 point) 3 – 4. (1 point) 0 1 –1 undefined For questions 5 and 6, find the slope of the line that goes through the following points. 5. (1 ...
Wednesday, May 4, 2016 by Anon

MATH HELP ASAP
identify the sequence as arithmetic, geometric, or neither. please explain answer 1.6,0.8, 0.4, 0.2,...
Wednesday, May 4, 2016 by Anon

math
Peanut butter cookies. 1 3/8 cup of butter and 5/8 cup of peanut butter. How much more butter is needed than peanut butter?
Wednesday, May 4, 2016 by jaylen

MATH HELP ASAP
use the expression to find the value of the 20th term. a. 24 b. 76 c. 80 d. 84
Wednesday, May 4, 2016 by Anon

Math
Please solve y=3x2 the 2 represents the exponent, because I don't know how to place the exponent in the equation.
Tuesday, May 3, 2016 by Larry

Math
John bought 8 apples and 10 oranges for a total of $41.60. An orange cost 70 cents less than an apple. What was the total cost of the apples?
Tuesday, May 3, 2016 by Max

MATH HELP ASAP
identify the sequence as arithmetic, geometric, or neither 3, 4.5,6,7.5,...
Tuesday, May 3, 2016 by Anon

Math
Zoe can feed six horses in one hour. Matt takes three times as long to feed that many horses. How long will it take them together to feed 32 horses? a) 2 hours b) 3 hours c) 4 hours d) 6 hours
Tuesday, May 3, 2016 by Meg

Math
Gym1 has $40 fee + $10 towel fee + $25 per month. Gym2 has $50 fee + $15 per month + $10 Zumba class per month - solve by elimination or by graphing when do the two gyms cost the same? 40 + 10 + 25m 50 + 15m not sure what to do with the 10m as this wont always be spent? Have ...
Tuesday, May 3, 2016 by debbala

Math
Determine whether the statement is true or false. Explain. "The median divides the box of a box-and-whisker plot in half." I think it is true but I can't think of an explanation.
Tuesday, May 3, 2016 by Helen

Math
Find the surface area of the prism. Rectangular Prism L=13 m W=6 m H=5 m A) 48m B)346m**** C)780m D)195m Please help!
Tuesday, May 3, 2016 by Sally

math
A company paid $48 for 2 cases of printer paper. Each case contained 12 packages of paper. Next month the company’s office manager needs to order 180 packages of the same paper. If the price per package does not change, what would be the total cost of next month’s ...
Tuesday, May 3, 2016 by may

math
. At a concert, 20% of the audience members were teenagers. If the number of teenagers at the concert was 360, what was the total number of audience members?
Tuesday, May 3, 2016 by may

math
The eight bills in Mike's pocket are worth less than $30 what possible12 combinations could he have only using ten dollars $5 and $1 bills
Tuesday, May 3, 2016 by Naima

Math
The function f(x)= 3^x was replaced with f(x)+k resulting in the function graphed to the right. What is the value of k?
Tuesday, May 3, 2016 by Koki

Math
The function f(x) = 3x+7 represents the cost to rent x movies each month from Netflix. Alex has $15 now. How many more dollars does he need to rent 9 movies next month?
Tuesday, May 3, 2016 by Koki

Math
The pizza slices served at Connors pizza palace are1/4 off a whole pizza. There are 3 pizzaso ready to be served.14 children come in for lunch is there enough pizza for every child?
Tuesday, May 3, 2016 by Ramon

Math
In square ABCD, E is the midpoint of Iine BC, and F is the midpoint of line CD. Let G be the intersection of line AE and line BF. Prove that DG = AB
Tuesday, May 3, 2016 by Uniqua

math
how do you do 234.5 x 567.9
Tuesday, May 3, 2016 by sckid30

math
Grade 5 will plant 1/3 of the whole school garden. So far, they have planted ¼ of the whole school garden. What fraction of the school garden still needs to be planted by grade 5?
Tuesday, May 3, 2016 by Drequan

Math
A cannon ball is shot out of a cannon buried 2m in the ground. The height of the cannonball can be approximated by the equation h=-5t^2+35t-2 where is the height of the cannonball in meters and t is the time in seconds. a)how long will it take the cannonball to reach ground ...
Tuesday, May 3, 2016 by Math Man

math
The current in a stream moves at a speed of 4 mph. A boat travels 24 mi upstream and 24 mi downstream in a total time of 14 hrs. What is the speed of the boat in still water?
Tuesday, May 3, 2016 by lauren

math help me asap
whats 12! divide by (4!8!) i dont know the answer please help
Tuesday, May 3, 2016 by Anon

Math
hello, write a quadratic equation in the form y=ax^2+bx+c, where a,b,c are all integers and the graph opens downward, whose roots are 3 and -6 steps in order to do this?
Tuesday, May 3, 2016 by Hi

math
The roof of a home rises vertically a distance of 8 ft through a horizontal distance of 12 ft. Find the pitch (slope) of the roof plz help ASAP
Tuesday, May 3, 2016 by Anonymous

math
The roof of a factory rises vertically 6ft through a horizontal run of 27 ft. What is the pitch of the roof?
Tuesday, May 3, 2016 by Anonymous

Math
Solve the system of equations algebraically . show all your steps. Y=x^2+2x Y=3x+20
Tuesday, May 3, 2016 by Subhanhassan

Math
Consider the distribution of mathematics SAT scores of students in honors calculus at a liberal arts college. What would you expect the shape and variation of the distribution to be? A. Symmetric with little variation B. Symmetric with large variation C. Skewed right with ...
Tuesday, May 3, 2016 by angela

Math
The federal government requires a car manufacturer to have a minimum miles per gallon (mpg) average over the models it makes. Suppose that the mpg’s for the five models of a manufacturer are 19, 21, 22, 28, and 18, and the government requirement is 27 mpg. The last of the...
Tuesday, May 3, 2016 by angela

Math
Solve the system of equations algebraically. Show all of your steps. Y=x^2+2x y=3x+20
Tuesday, May 3, 2016 by Subhanhassan

math
estimate the area of the circle to the nearest unit (in the middle of the circle there a dot with a line through the sides and says 46 cm
Tuesday, May 3, 2016 by Larry

math
Consider the distribution of heights of all the players in the National Basketball Association. What would you expect the shape of the distribution to be? A. Skewed right B. Skewed left C. Symmetric D. Multi-peaked Answer : A
Tuesday, May 3, 2016 by angela

Math
The width of a rectangle is 3 units less than the length. If the area is 70 square units, then find the dimensions of the rectangle.
Tuesday, May 3, 2016 by Ellie

Math
The following data set is the GPAs of the students in a statistics class. 1.93, 1.99, 2.00, 2.04, 2.12, 2.34, 2.55, 2.55, 2.75, 2.75, 2.80, 2.80, 2.85, 3.02, 3.12, 3.22, 3.31, 3.33, 3.45, 3.69 What percentile is a GPA of 2.34? A. About the 6th B. About the 15th C. About the ...
Tuesday, May 3, 2016 by angela

math
A guy wire (a tensioned cable designed to add stability to a free-standing structure) is attached to a telephone pole whose height is 25 ft. If the wire is attached to the ground at a point 15 ft away from the base of the pole, what is the slope of the wire?
Tuesday, May 3, 2016 by Anonymous

Math
Consider the distribution of mathematics SAT scores of students in honors calculus at a liberal arts college. What would you expect the shape and variation of the distribution to be? A. Symmetric with little variation B. Symmetric with large variation C. Skewed right with ...
Tuesday, May 3, 2016 by angela

math
By what percent will a fraction decrease if its numerator is decreased by 50% and its denominator is decreased by 25%? plz solve fast! needed by 6:30pm
Tuesday, May 3, 2016 by Anonymous

Math -Trig
Determine the exact value if cot(3pi/4) using special triangles. I dont understand how it could be 1/tan3pi/4 in a triangle....
Tuesday, May 3, 2016 by Jen

Math - Trig
if the diameter of a tire is 3.5 m and makes one rotation every 5 seconds, how far does the tire rotates in one minute?
Tuesday, May 3, 2016 by Jen

math
Ashley is having a pizza party she invited 11 friends. She has 1 3/4 of a pizza. How much pizza will each friend get?
Tuesday, May 3, 2016 by angel

math
Brandon is making a model plane at a 1:36 scale. If the length of the actual plane is 60 feet, how many inches long should he make his model?
Tuesday, May 3, 2016 by lid

Math
If Katrina rolled a standard die 57 times during one of her math stations. How many times could Katrina predict rlling a 2 or a 6?
Tuesday, May 3, 2016 by Takoda

Math
There is a school of 1,200 pupils. 3/5 of them are girls. A. What fractions are boys? B. How many pupils are girls? C. How many pupils are boys? I have no idea how to solve this. If someone could give me a method it would be really helpful
Tuesday, May 3, 2016 by Anonymous

math
How many “words” can be formed using the letters of the word ARRANGEMENT?
Tuesday, May 3, 2016 by Anonymous

Chemistry-ish
What is the pH of a solution that has a OH- concentration equal to 1x10-5M? 14-x 14-5=9 can I use that simple of math 9?
Tuesday, May 3, 2016 by Jeremiah

math
Stock worth $60 a share dropped in value by 20% on Monday, then, again by $10 the next Tuesday and, finally, increased by 55% the following Friday. What was the final price of a share?
Tuesday, May 3, 2016 by Anonymous

math
The number a exceeds the number b by 50 percent. By what percent is the number b smaller than the number a?
Tuesday, May 3, 2016 by Anonymous

math
During last year the number of students in RSM increased by 100%. This year, the number of students increased by 150%. What percent of the number of students now was the number of students two years ago?
Tuesday, May 3, 2016 by Anonymous

math
Due to inflation there were two demand increases. After the second increase the price for a certain item became twice as big as the original. By what percent was the first increase, if the second increase was 25%? can you solve this fast
Tuesday, May 3, 2016 by Anonymous

urgent math
1. Simplify the expression 7^9/7^3 a.7^3*** b.7^6 c.7^12 d.1^6 2. Simplify the expression z^8/z^12 a.z^20 b.z^4 c.1/z^-4 d.1/z^4 3. Simplify the expression (-3^4)/(-3^4 a.(-3)^1 b.0 c.1 d.(-3)^8 4.Which expressions can be rewritten as 1 over the base raised to a positive ...
Tuesday, May 3, 2016 by Connexus

Math
Lucia is hoping that Angela will buy her a geometrically interesting piece of land on which he will build a mansion. Lucia has said that she will only buy the land if it costs less than $4.00 per square foot. The plot shown below is listed for $453,175. Is Angela going to be ...
Tuesday, May 3, 2016 by Tim

math
How do you differentiate between mutually exclusive and independent events? Please explain with examples. And why cant they happen together?
Tuesday, May 3, 2016 by urgent help please

Math
Which ordered pair is a solution of the equation y = 3x? A. (–2, –9) B. (–8, –18) C. (–8, –3) D. (–10, –30)
Tuesday, May 3, 2016 by Martin1162

Math
A square field has an area of 479 ft2. What is the approximate length of a side of the field? Give your answer to the nearest foot. A. 240 B. 23 C. 22 D. 21
Tuesday, May 3, 2016 by Martin1162

Math
There is an expression some people use that says, “What you put into it is what you get out of it.” People might use this expression to describe your skills at a sport or activity and how that relates to the amount of time and effort you spend practicing that ...
Tuesday, May 3, 2016 by Origami_Intermediate

Math
(14 - 2)2 ÷ 2 A. 30 B. 360 C. 72 D. 60
Tuesday, May 3, 2016 by Martin1162

math
Cynthia has a bag of jellybeans. There are two red jellybeans, one yellow jellybean, and two black jellybeans in her bag. Cynthia grabs two jellybeans and gives them to her friend, Pedro, and he eats them. What is the probability that she gives him two red jellybeans?
Tuesday, May 3, 2016 by joshua

Math
Simplify the expression 6ab + 3ab - 7ab. What is the coefficient of the simplified expression? A. a B. ab C. 2 D. b B
Tuesday, May 3, 2016 by Martin1162

Math
What is the simplified form of the expression? (2 – 9c)(–8) A. –16 + 72c B. 16 + 72c C. –16 – 72c D. 16 – 72c HELP PLZ!!
Tuesday, May 3, 2016 by Martin1162

Special education setting
When tutoring learning challenge students in academic subject, you should A.make sure reading materialsome are slightly above their abilities so they will be challenged. B.spend long period of time on math drills. C.disregard development level D.help the student use task ...
Tuesday, May 3, 2016 by Zenia Brent

MATH
Two cell phone companies have different rate plans. Runfast has monthly charges $25 plus $10 per gig of data. B A &D’s monthly charge is $18 plus 15 per gig of data. Your task is to determine under what circumstances each company has the better pricing. Okay I am trying ...
Tuesday, May 3, 2016 by Tamara

Math
You read 50 pages in an hour. Your sister reads 40 pages in an hour. Explain how to find out how many more pages you read than your sister reads in 1212 hour?
Tuesday, May 3, 2016 by Iris

Math
3. Which number line shows the approximate location of √56? (On number lines) 8 7.5 7 6.5
Tuesday, May 3, 2016 by A boy who just needs some homework help

Math
Kendal spent 1/3 of her money on an mp3 player. The next week, she earned 25 dollars from baby sitting and deposited it in her bank account. Her bank account is now at 115 dollars. How much did she start out with?
Tuesday, May 3, 2016 by Abbie

Math
What would be the best chart or graph to display the number of pages 15 books have? Help!
Tuesday, May 3, 2016 by Help

Math Please Help
The graph above shows the number of students receiving A's in each grade at Bridgeport Middle School. Which statement is true? A: The scale on the first graph does not distort the lengths of the bars. B: The second graph shows greater changes in the number of A's than ...
Tuesday, May 3, 2016 by #Blessed

math 1324
a natural history museum borrowed $2,000,000 at simple annual interest to purchase new exhibits. Some of the money was borowed at 7%, some at 8.5%, and some at 9.5%. Use a system of linear equations to determine how much was borrowed at each rate if the total annual interest ...
Tuesday, May 3, 2016 by Anonymous

math
Jack's credit card statement showed these items: Last Balance Payments Finance Rate New Charges $95.85 $45.00 1.5% $345.90 What is Jack's new balance?
Tuesday, May 3, 2016 by Dustin

math
If 2 circle are enclosed in a rectangle, then find the ratio of the total area of the rectangle to the total shaded area.
Tuesday, May 3, 2016 by Arick

Math
How do I solve for t with more than one t? -4.9t^2 - 28t
Tuesday, May 3, 2016 by Anonymous

Math 20-2 Proportional Reasoning Need Help Plz!
a. Calculate the total cost of moving from your current location to your new location for each of the options.? Option A: Renting a moving truck and towing vehicle. 16 ft cube truck, iHaul fee $1.13/km, Fuel consumption rating 23.5 L/100 km, the customer pays for fuel. Option ...
Tuesday, May 3, 2016 by Tala

math
if a minor league plays 123 games in a season won 15 more games than three times as many as they loss how many games did they win and lose
Tuesday, May 3, 2016 by Xavieria

math
what percent of 200 liters is 3 liters
Tuesday, May 3, 2016 by Xavieria

Math
f(x) = tan x / sin x Find the vertical asymptote. Describe its behavior to the left and right of the vertical asymptote.
Tuesday, May 3, 2016 by David

math
tanya fills the prism 110 1/2 in3 of liquid what is the height of the liquid pls help me
Tuesday, May 3, 2016 by rya

Math
how can you use the distances between each data value and the mean of the data set to measure the spread of a data set?
Tuesday, May 3, 2016 by Mariannr

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