A group of 42 children all play tennis or football, or both sports. The same number play tennis as play just football. Twice as many play both tennis and football as play just tennis. How many of the children play football?

You have 17 coins in pennies, nickels, and dimes in your pocket. The value of the coins is $0.47. There are four times the number of pennies as nickels. How many of each type of coin do you have? Set up the system and solve.

Find the geometric mean between 4 square root of 3 and 10 square root of 3

what would 99 to nearest 10

Carly made a coaster for her juice cup. The dimensions are 9/10 for length and width. What is the area of Carly's coaster if it's shaped like a square?

A recipe for a cassetole calls for 3 4/7 cups of rice. adam has already put in 3 1/4 cups how mqny more cups does he need to put in

A juice recipe calls for 5 cups of grape juice for every 2 cups of peach juice. How manycups of grapejuice areneeded for a batch that uses 8 cups of peach juice.

justin paid $1,185 in sales tax on her new car. The car cost $15,800 before taxes. What percent was the sales tax rate?

Write the following decimals in Word form 10+0.06+0.008

The GFC of 84 and 56 is?

Which expression is equal to csc x, written in terms of cos x?