Explain why a change from 20 to 40 is a 100 percent increase, but a change from 40 to 20 is a 50 percent decrease

A recipe calls for 32 fluid ounces of heavy cream. how many 1 pint containers of heavy cream are needed to make the recipe

Find the LCM of the pair of polynomials. 2x^2-18 and 5x^3+30x^2+45x a) (x+3) ^2 (x-3) b) (x-3) ^2 (x+3) c) 10x (x+3) (x-3) d) 10x (x+3) ^2 (x-3)

What are the steps to solve d=1/e + 1/f for e?

A/6-11=25 what is a?

Marie has a total of $45 to spend at the grocery store. She has already spent $27. She wants to buy cases if soda tat cost $5 each, including tax. Enter the maximum number of cases of soda Marie can buy with the remaining money

A vending machine's coin box contains nickels, dimes, and quarters. The total number of coins in the box is 308. The number of dimes is three times the number of nickels and quarters together.

A rectangle has 2 sides that are each 6 centimeters. The perimeter is 22 centimeter. How long are the other two sides

Henrietta surveyed her high school classmates on their favorite subjects. She recorded their gender and favorite subject.

To cover a rectangular region of her yard penny needs at least 170.5 square feet of sod. the length of the region is 15.5 feet. what are the possible widths of the region

Cynthia said that when you multiply three negative numbers the answer will be positive. Use these numbers to answer the questions: - 8.5, - 9, - 1.7, - 6.