07/24/15

Find all the real fourth roots of 256. (Multiple Choice)
a. -4 and 4b. -8 and 8c. 4d. 8
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07/24/15

Algebra word problem
there are 630 dishes that need to be rinsed. Juan can rinse them in 70 minutes by himself. it will take his friend Sam 105 minutes to rinse these dishes. how long will it take them if the rents... more
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07/24/15

Word Problem
A web music store offers two versions of a popular song. The size of the standard version is 2.5 megabytes (MB). The size of the high-quality version is 4.9 MB. Yesterday, there were 950 downloads... more
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07/23/15

A tree casts a shadow 24 feet long. At the same time, a vertical rod 16 feet high casts a shadow 6 feet long. How tall is the tree?
would like help with this question can't seem to figure it out please and thank you! Would be greatly appreciated 
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07/23/15

after a party, you have 2/3 of the brownies you made left over. There are 16 brownies left. How many brownies did you make for the party?
word problem
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07/23/15

6 is 40% of a number. Which step explains how to find the number?
please solve this as soon as you can  
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07/23/15

Three boys earned 80$ together. Henry earned 10$ more than Ed, and Jack earned three as much as Ed.
Three boys earned 80$ together. Henry earned 10$ more than Ed, and Jack earned three as much as Ed.
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07/23/15

Write each expression as a sum, difference or multiple of single logarithms. logb square x(x+4)/x2
I don't understand the concept to answer this question.
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07/23/15

equally divide the price
4 students about to buy tickets for $18.50 each they discover a block of 5 tickets for $80.00 how much would each of the 4 students save if they found a fifth person to join them and equally divide... more
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07/22/15

a rectangular room measures 14 feet by 9 feet. Find the cost of installing a strip of wallpaper around the room if the wallpaper costs $0.90 per foot
need help how to solve this problem and what to multiply what by to get the answer i need
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07/22/15

A customer who purchased an item that had been discounted by 10% and then discounted again by another 10% saved what percent of the original price.
I thought it was 20%, but it seems like it is not. Please help. Thank you!
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07/22/15

Twenty-two kilograms of tea cost 242 dollars. How much tea could you buy for 385 dollars?
Twenty-two kilograms of tea cost 242 dollars. How much tea could you buy for 385 dollars? How to calculate this math problem?
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07/22/15

Each set of numbers below represents the measures of three angles. Which set represent angle measures that could be found in a triangle?
Please help, its dealing with triangles and degrees. It is one of these answers, i just dont know which one.    A(30o, 100o, 20o) B(36o, 42o, 65o) C(30o, 57o, 30o) D(44o, 63o, 73o) E (67o, 41o,... more
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07/22/15

Let f(x)=4x^2+x+1 and g(x)=x^2-2. Find g(f(x)).
Show each step for solving the question
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07/22/15

The original size of the creature was 100 cubic feet. The creature doubles in size everyday for 5 days. How big was the creature on the fifth day?
Write a general formula for the solution to this problem.
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07/22/15

true or false?
The graph of an inequality in two variables involves a boundary that is the graph of the equation that would result from changing the inequality sign to an equals sign.
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07/22/15

Math problem
Gloria has a lunch account in the school cafeteria. The balance, f(x), in her account can be represented by the function f(x) = –1.50x + 40, where x is the number of meals purchased. Suppose –1.50... more
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07/22/15

Using a Poisson Distribution, find P(3) if µ = 2. Round to 3 decimal places if necessary.
1.804 0.008 0.180 18.045 none of the above.
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07/22/15

Poisson Distribution
Using a Poisson Distribution, find P(3) if μ = 2. Round to 3 decimal places if necessary.
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07/22/15

Time and distance problem.
A person travelled 240 km by train ,80 km by car and 125km by bus.Total time for journey was 11 hours. If the speed of the train is 150% the speed of the car and the speed of the bus is 62.5% the... more
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07/21/15

If x is to 5 as y is to 8, what is the value of x when y=2
Can you help me out 
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07/21/15

2 trains leave Bloomington at the same time. One travels west at 62mphand the other travels east at 48moh. In how many hours will they be 605 miles apart?
Math work problem solve using time and speed 
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07/21/15

1. What is the probability of drawing a face card from a standard deck of 52 playing cards?
1. What is the probability of drawing a face card from a standard deck of 52 playing cards? 2. What is the probability of drawing a red king from a standard deck of 52 playing cards? 3. What is... more
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07/21/15

Middle School Math: HELP
The ratio of the number of Yolanda's fish to Zachary's fish is 2:7. Zachary gives Yolanda some fish, and after he does, he has twice as many fish as Yolanda. Yolanda now has 24 fish. How many fish... more
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07/21/15

Geometry || Distance Formula Question
Use the Distance Formula and the x-axis of the coordinate plane. Show why the distance between two points on a number line (the x-axis) is | a – b |, where a and b are the x-coordinates of the... more
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