10/14/15

Teachers are buying treats. They bought 5 boxes of donuts for $12.75. How much would it cost them to buy 9 boxes of donuts?
Help me with this question! This is urgent! i need it now.
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10/14/15

Find f'(a) of sqrt(1 - 2x)
Find f'(a) of √(1 - 2x)
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10/14/15

x-4=2/x+8=5
i need help on a math problem and i can not do it.
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10/13/15

find two consecutive integers such that the larger minus twice the smaller is -13
 find two consecutive integers such that the larger minus twice the smaller is -13
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10/13/15

William paid eight times as much for a dictionary as for a math book. If the difference in price was $6.30, how much did he pay for each?
William paid eight times as much for a dictionary as for a math book.  If the difference in price was $6.30, how much did he pay for each?
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10/13/15

a water tank is 1/8 full. The tank is 3/4 full when 42 gallons of water are added to the tank. How much water is in the tank when 1/2 full
 water tank is 1/8 full tank is 3/4 full when 42 gallons of water are added   How much water is in the tank when it is 1/2 way full  
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10/13/15

how many bags of trail mix can she make?
caroline is making trail mix to take on her girl scout camping trip this weekend. she is going to share the trail mix with the girls in her troop. she makes 4 pounds of trail mix. she buys gallon... more
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10/12/15

algebra word problem
A girl saved $13.50 in 6 weeks. At that rate, how long will it take her to save $108?
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10/12/15

The sum of the digits of a two digit number is 8. If the digits are reversed the new number is 36 less than the original number . what is the original number
I need help with thus problem for class . I need it by tonight
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10/12/15

The reciprocal of half a number increased by half the reciprocal of the number is one half. Find the number
It's for a college algebra class. I need your help. 
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10/12/15

Graph: y<1/2 x-1
I have the hardest time with graphs. Please help
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10/12/15

A recipe calls for of a cup of milk for 12 cookies. How many cups of milk are needed to make 108 cookies?
Please answer
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10/12/15

i need help with this poblem
can you help me solve this 4(8-2) divided by 3+9
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10/09/15

There are 20 children who go to a country school. Three-fifths (5 3) of them travel to school by bus. How many children is that?
fraction help step by step will be nice
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10/09/15

Equation of a line
What is the equation of the line that passes through the points (-1,3) and (0,1)?
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10/09/15

The amount of paint to cover an object varies directly as the surface area. It takes 5 oz of paint to cover 15 square feet. How much is needed to cover 20 squar
The teacher said the equation to solve it is: y=kx I tried it, but it doesn't make any sense.  
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10/09/15

Area of parallelogram
PQRS is a rectangle in which PQ=7 cm and QR= 16 cm. PT:TS=5:3. Find the areas of the quadrilateral TQRS and triangle PQT
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10/09/15

Word Problem Triangle Question
The perimeter of a triangle is 51 centimeters. The longest side is 1 centimeter less than the sum of the other sides. Twice the shortest side is 9 centimeters less than the longest side. Find the... more
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10/09/15

What is the common denominator of 1/2 and 5/6?
 What is the common denominator of 1/2 and 5/6?
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10/09/15

math help. Algebra
1.The fuel for a chain saw is a mix of oil and gasoline. The ratio of ounces of oil to gallons of gasoline is 4:12. There are 24 gallons of gasoline. How many ounces of oil are there?     2. An... more
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10/08/15

Two trains speed
Two trains going in opposite directions leave at the same time. Train B travels 5 mph faster than train A. In 5 hours the trains are 525 miles apart. Find the speed of each train? 
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10/08/15

help solving this math question
A box of laundry detergent is on sale for $6.50. If this price represents a 40% discount from the original price, what is the  original price to the nearest cent
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10/08/15

what fraction of a pan of brownies did nicole and her friends eat?
Nicole made two pans of brownies. she took 1/2 a pan of brownies to a meeting to share and put the remaining brownies in a container to save for later. the next day she and her friends ate 3/4 of... more
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10/08/15

Math word problem
Anita, working as a sales clerk is paid a basic rate of $3.75. During the Christmas season sheworks 6hours overtime on Friday at time and a quarter, 8 hours overtime on Saturday at timeand a half... more
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10/08/15

The area of a rectangular wall of a barn is 180 square feet. Its length is 8 feet longer than the width. Find the length and width of the wall of the barn.
do not understand how to even start this
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