Why is the product of a rational number and an irrational number irrational?

What is the volume of 11ft*12ft*9ft

On a school field trip, the bus travels 10 miles in 15 minutes. Find the speed of the bus in miles per hour. Use the equation d equals= rt, where d is distance, r is rate, and t is time.

What is - 25+x=37 equation

A gift box is 15 inches long, 10 inches wide, and 3 inches high. How much wrapping paper is needed to wrap the gift box?

Jonah read 120 pages last week. this week he had a 15% decrease in the number of pages he read. how many pages did jonah read this week

A pan continued 3/4 of a pizza. Jack ate 1/2 of the remaining pizza. how much of the remaining pizza did jack eat?

W (x) = 5^2x + 1; Find w (0)

Triangle DEF is similar to triangle GHK. What is the value of DF if GK is 3.4 inches, EF is 2.25 inches, and HK is 9 inches?

Translate the percent word problem in a equation: If 5 is increased to 8, the increase is what percent of the original number?

Explain the difference between 4 times the sum of x and y and the sum of 4 times x and u