03/18/15

i am doing math and i need help on two questions
A school band sold 30 raffle tickets, each labeled with a number from 1 to 30. One winning ticket will be drawn. What is the probability that the number of the winning ticket will be a multiple of... more
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03/17/15

if the sides of a square are increased by 2 inches the area becomes 25 square inches. Find the length of the sides of the original square.
algebra 
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03/17/15

4/9 students enjoy math 3/8 of those students enjoy music. What fraction of student enjoys math and music
 I dont really know the answer to my home work, please help me and show the work
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03/17/15

two pipes filling a pool. how many hours does it take?
A pool can be filled by one pipe in 6 hours and by a second pipe in 5.  How long will it take to fill the pool using both pipes?
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03/16/15

Equations and Solve
Devin and her friend order lunch at a local sandwich shop. They each order a soft drink that costs $2.45. Devin orders a whole ham sandwich and her friend orders half of a ham sandwich. Their total... more
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03/16/15

How do you subtract or add algebraic fractions that have no numbers?
The equation that is giving me trouble is    x+y - x^2+y^2             x-y   The instructions simply say: Perform the additions and subtractions indicated.
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03/13/15

7+7÷7+7×7-7=?
Is the answer 0? Or is it 50?
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03/13/15

Please Help!! Coin toss
If you toss a coin 10 times and list the results (heads or tails) in order, how many different orders are possible?
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03/12/15

toss a dice twice in succession probability the numbers shown are equal
If you toss a dice twice in succession, what is the probability the numbers shown are equal?
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03/11/15

A pancake recipe asks for two and one half times as much milk as flour. If three and one third cups of milk is used, what quantity of flour would then be needed
A pancake recipe asks for two and one half times as much milk as flour. If three and one third cups of milk is used, what quantity of flour would then be needed, according to the recipe
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03/11/15

How many times more intense was one earthquake to another?
On January 9, 2008, an earthquake in northern Algeria measuring 4.81 on the Richter scale killed 1 person and on May 12, 2008, an earthquake in China measuring 7.9 on the Richter scale killed... more
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03/03/15

probability question
In a particular game players spin a circular spinner split into 3 unequal regions. Half of the spinner is colored orange. A quarter of the spinner is green and the remaining quarter is blue. A) if... more
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03/03/15

How long would of it taken Homer
Homer and Mike were replacing the boards on Mike's old deck. Mike can do the job alone in 1 hour less time than Homer. They worked together for 6 hours until Homer had to go home. Mike finished the... more
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02/27/15

If you can earn 4 percent, how much will you have to save each year if you want to retire in 35 years with 1 million
If you can earn 4 percent, how much will you have to save each year if you want to retire in 35 years with 1 million
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02/27/15

Bug moving on paper
A bug moves linearly with constant speed across my graph paper. I first notice the bug when it is at (3, 4). It reaches (9, 8) after two seconds and (15,12) after four seconds. a) Predict the... more
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02/27/15

Word problem
Emily can paint her fence in 6 h. If she does the job with her son it takes 2.5 h less. how long would it take her son working alone?
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02/27/15

5.6 is 42% of what number?
Please help with this:  5.6 is 42% of what number?
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02/27/15

Applications involving mixtures
How much pure bleach should tim combine with a solution that is 4% bleach to make 12 ounces of a 12% bleach solution(hint: pure bleach is 100% bleach)
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02/26/15

Hmmmmmm. Whats the best number and why? THANK YOU IN ADVANCE!
Two players alternately name a number from 1, 2, 3, 4, 5. The first player to bring a combined total of all the numbers announced to 31 wins. What is the best number to announce if you go first?... more
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02/26/15

write a rule for the following function
i need to write the rule for the following function x=-1,0,1,2 y=1/24,1/6,2/3,2 2/3  
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02/26/15

At Least Once Probabilities
You walk into a room with 3 other people in it. What is the probability that one or more of them has a birthday in the same month as yours???? (Round to the nearest tenth of a percent.)
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02/26/15

Word problem
A 1200 seat theater sells two types of tickets for a concert. Premium seats sell for $30 each and regular seats so for 20 each. at one event $30,180 was collected in ticket sales with 10 seats left... more
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02/26/15

If a cornfeild is 2000 yards by 100 yards and you cut and even swath around the outside so that the inner area is equal to the swaths . How wide is the swat
need it for fun game.
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02/25/15

TWO WOMEN , JULIA AND MOLY WORKING SEPARATRLY CAN MOW A FIELD IN 8 AND 12 HOURS RESPECTIVELY. IF THEY WORK IN STRETCHES OF ONE HOUR ALTERNATELY, JULIA BEGINNING
TWO WOMEN , JULIA AND MOLY WORKING SEPARATRLY CAN MOW A FIELD IN 8 AND 12 HOURS RESPECTIVELY. IF THEY WORK IN STRETCHES OF ONE HOUR ALTERNATELY, JULIA BEGINNING AT 9 a.m, WHEN WILL THE MOWING BE... more
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02/25/15

The foot of an extension ladder is 9ft from a wall. The height that the ladder reaches on the wall and the length of the ladder are consecutive integers. How lo
The foot of an extension ladder is 9ft from a wall. The height that the ladder reaches on the wall and the length of the ladder are consecutive integers. How long is the ladder?
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