Diane is putting money into a checking account. Let x represent the total amount of money in the account (in dollars). Let y represent the number of weeks Diane has been adding money. Suppose that...
Diane is putting money into a checking account. Let x represent the total amount of money in the account (in dollars). Let y represent the number of weeks Diane has been adding money. Suppose that...
Alex added the page numbers of a book together and got a total of 888. Unfortunately, he didnâ€™t notice that one of the sheets of the book was missing with an odd page number on the front and an even...
Ken had a certain amount of money. Sally told Ken that she would give him twice the amount he had, if Ken would pay her $1.35 each time she paid him. At the end of the third payment to Sally, Ken...
A motorboat takes 4 hours to travel 128km going upstream. The return trip takes 2 hours going downstream. What is the rate of the boat in still water and what is the rate of...
The hypotenuse of a right triangle is 20 cm. One of the legs is 4 cm longer than the other leg. Fid the value of x. (Hint: Use the Pythagorean Theorem.)
boy borrows $50 from mom and $50 from dad buys a shirt for $97 gives $1 to mom and $1 to dad making him owe them $49 each but that adds to $98 how????...
an instrument store gives 10% discount to all students off the original cost of instrument. during back to school sale on additional 15% is taken off the discounted price. Julie a student at the local...
I need help with the following homework problem and setting up the equations as well as how to solve them! (Bees collecting pollen and nectar - Optimization) Many bees collect...
a plane flew 70 miles with the wind from city A tto City B. He flew back to city A aginst the wind. If the wind was a constant of 30 miles per hour and the total going and reuturing time was 1.2 hours...
from a group of boys and girls. 15 girls leave there are then left 2 boys for each girl. after this 45 boys leave. there are then 5 girls for each boy find the number of girls in the beginning please...
an instrument store gives 10% discount to all students off the original cost of instrument. during back to school sale on additional 15% is taken off the discounted price. Julie a student at the local...
doreen is a chemist. she needs to prepare 28 ounces of a 11% acid solution. find the amount of 14% solution and the amount of 7% solution she should mix to get this solution how many ounces...
Need some help getting started with this one please.. The facility can make at most 100 tires a day. Each large tire requires 2 lbs of rubber, and each small tire requires 1 lb of rubber...
doreen is a chemist. she needs to prepare 28 ounces of a 11% acid solution. find the amount of 14% solution and the amount of 7% solution she should mix to get this solution how many ounces...
A train leaves Watsonville at noon traveling north at 44mph l. One hour later, another train, going 52mph, travels north on a parallel track. How many hours will the second train travel before it...
Sean has $86 to spend. He can spend all d it on one CD and two DVDs, or he can but two CDs and one DVD and have $16 left over. What is the price of a CD? Of a DVD?
As part of a 6th grade class project, the teacher brings to class a large jar containing 200 gumballs of two different colors; red and green. Andy is asked to draw a sample of his own choosing and...
kevin and randy have a jar containing 28 coins, all of which are quarters or nickels. the total vALUE of the coins in the jar is $4.00 how many of each type of coin do they have?? __...
Two trains leave the station at the same time, one heading west and the other east. The westbound train travels 18 miles per hour slower than the eastbound train. If the two trains are 320 miles apart...
There were 3 consecutive even integers. Write a variable for the first number. Write a phrase for half of the second number. Write a phrase for a third of the third number. All three phrases added...