If a+b=-2 And x+y = - 2 what is 4x+5a+4y+5b?

Elisa needs to make a scale drawing of his school building for art class. If the building is 256.25 meters long, and Elisa scales it down using a ratio of 25 meters to 1 inch, how long will the building be in the sketch? (in inches)

The size of certain bacteria culture doubles each hour if the number of bacteria present potentially is 3,000 how many would be present at the end of 6 hours

If a train travels 270 miles in 3 hours what is the train's average speed

write an equation representing the fact that the sum of the squares of two consecutive integers is 113. then solve to find the two integers.

If the mean (average) of five consecutive numbers is 21, the smallest of three five numbers will be ...

Michelle has some stamps, her sister has half as many stamps as she does. they have 1080 stamps in all. How many stamps does Michelle have?

791,030 written in standard form

Your car can drive 28 miles on 1 gallon of gas. How many miles can your car go with a full tank of 12 gallons?

Donald has a coin collection. He has 36 dimes, 72 quarters, and 18 nickels. He wants to arrange them into equal groups with only one type of coin in each group. How many can he put in each group? a. 1 b. 2 c. 3 d. 4 E. 9 F. 12

Three piles of 7 beans each are to be made from 10 red, 5 yellow, and 6 green beans. If all of the beans must be used and each stack must contain at least one bean of each color, then what is the maximum number of red beans that can be put in one of