What is the percentage decrease of 3 hours to 1/2 hours

Im new at this kind of math

Is it possible to cut a rectangular prism so that its cross section is a circle orman ellipse?

If a car travels 340 miles on 20 gallons of gas, how far can it travel on 25 gallons of gas? A. 272 B. 500 C. 425 D. 255

A box at the post office has dimensions as shown below. 16 in. 8 in. 12 in. What is the volume of the box? 1.304 in. 3 1.536 in. 3 1.636 in. 3 2.304 in. 3

Write an inequality that represents the following. Employees receive a bonus of $75 plus $16 per hour, h, for working on New Year's Eve. If an employee earned no more than $203.

A teacher graded all the Final exams of her students and found that the average grade was 70%. Explain why this data is characteristic of a parameter. A. Only one teacher graded the final exam. B. Only the final exam was graded. C.

The average of the first 3 weights was 20 pounds. The average of the next 12 weights was 25 pounds. What was the overall average of the weights

Use the matrix method to solve: x + 4y8 2x+y 9

Harley is loading 625 bagsof cement onto small pallets. Each pallet holds 5 bags. How many pallets will harley need?

Simplify the expression. (2x5) 4 2x20 16x20 16x9 2x625

43/14 as a decimal rounded to nearest tenth