If a rectangle's length and width are doubled, by what percentage does its area increase?

The sum of two integers is 81. If the product y 1088, what are the integers

The equation of line p is y = 52x + 72. line q is parallel to line p. the slope of line q is?

If the circumference is 31.4, what are the radius and the area?

Find the height for each solid given the volume as follows: 4. A cone with a volume of 238cm 3 5. A cylinder with volume = 424 in 3 Radius = 4in Radius = 8in 5. Find the radius of a sphere if the volume is 362 in.

According to a simple physiological model, an athletic adult male needs 20 calories per day per pound of body weight to maintain his weight.

What's the difference between graphing and equality with a closed dot and one with an open dot

Translate the following sentence into an equation. Use x to represent an unknown number. Do not solve. The sum of twice a number and 19 is equal to five times the number. Write an equation for the given conditions

In 1992, Jason bought a gallon of gas for $1.21. Yesterday, he bought a gallon of gas for $2:16. What is the percentage increase of the price of gallon of gas from 1992 to yesterday.

Horatio needs to rent a car while on vacation. The cost of the vehicle is $18 per day. He gives the office manager $130 up front. What is the account balance at the end of Horatio's nine day vacation?

What percent of 33.5 is 21