Find the value of 5 (a-4b) when a=-7 and b=1/4

Andy is one-fourth as old as his grandfather Who is 76 years old

A student earned a grade of 80% on a math text that had 20 problems. How many problems on this test did the student answer correctly?

What is the volume of a can of beans with a height of 20 cm. and a radius of 12 cm? Use 3.14 to approximate π. Express your answer in hundredths. Based on the above math problem fill in the numbers for the known values.

Evaluate the function g (t) = 3/2t - 5/2, when t = 5

On average, a human drinks 40,000 gallons of water in their lifetime. In comparison, Lake Ontario holds approximately 8,000,000,000,000 gallons of water.

Hayden invested $750 for 3 years at a interest rate of 0.035. how much interest did he earn in that time

Solve this system of equations using the addition method. 5x + 2y = 19 x - 2y = - 1

The red thermos contains 7 pints of lemonade. The orange thermos contains 4 quarts of lemonade. Which thermos contains more lemonade?

Is the sequence geometric if so identify the common ratio 1/3, 2/9, 4/27, 8/81, 16/243

The measure of angle W is 19 degrees more than three times the measure of angle V if the sum of the measures of the two angles is 199 degree find the measure of each angle