What is the definition of variable

What is the area, in cm2, of the circle shown above? Round your answer to the nearest tenth.

Last week, Donnell practiced the piano 3 hours longer than Marcus. Together, Marcus and Donnell practiced the piano for 11 hours. For how many hours did each young man practice the piano?

Find the sales tax on a purchase of $18.95 if the tax rate is 6% A $1.85 B $3.25 C $1.14 D $1.92

Solve the equation | x - 2 | = 5x + 6

As a sales person you are paid $50 per week + 2 per sale this week you want your pay to be at least $100 what's the minimum number of sales you can make turn at least $100

Bob needs 2 cup oforange juice concrete with 3.5 cups of water to make orang juice bob has 6 cups of concrete how much orange can he make?

The new sandbox was 10 meters wide and had an are of 60 square meters. How long is the sandbox?

Compare - 1/6 to - 2/3,=

10. A store pays $10 for a bracelet, and the markup is 115%. A customer will also pay a 5% sales tax. What will be the total cost of the bracelet to the nearest cent?

A wild tiger can eat up to 55 pounds of meat a day. About how many days would it take a tiger to eat the following prey?