How to work out volume of prisms and cylinders

A rectangle is 18 inches long and 12 inches wide. What is the perimeter of this rectangle? 30 in. 36 in. 50 in. 60 in.

5 5/8 - 3 2/8 is equal to 2 3/8. True or False?

A rectangle has an area of 24 square unit. The width is 5 units less than the length. What is the length, in units, of the rectangle

A model rocket is launched with an initial upward velocity of 73 m/s. The rocket's height (in meters) after t seconds is given by the following. h = 73t-5t^2 Find all values of t for which the rocket's height is 47 meters.

Maria bought a blouse on sale for 20% off. The sale price was $28.76. What was the original price? Write an equation to model the situation and solve it

On tuesday, San and liz each bought 1/4 pound of donuts each day. Three other customers bought 1/2 pound of donuts each. How many pounds did the customers buy in all?

What is the value, after 7 years, of a Ford Mustang that originally costs $25000.00 if it depreciates at a rate of 8% per year? Round your answer to the nearest dollar.

A fox, a coyote, and a wolf weigh a total of 120 pounds. The ratio of the weight of the fox to the weight of the coyote is 3:8. The weight of the coyote is 32 pounds. What is the weight of the wolf?

What is the first 3 terms of the sequence of n^2+20

A black bean soup recipe calls for 2 cups of black beans for every 1.5 cups of water. If you plan on doubling the recipe what is the ratio of cups of black beans to cups of water? A) 2 to 1.5 B) 2 to 3 C) 4 to 1.4 D) 4 to 3.5