Invention cost three dollars for a pack of eight. Laura gives the cashier $20 to buy inventions and gets $11 and change. How many packs of inventions does Laura by?

When solvinga literal equation, what is the trick for isolating a variable that appears more than once?

In the past year Deborah watch six movies she thought were very good she watch for the movies over the whole year of that movies she watch what percent did she write very good

Gary father dropped him off soccer practice at2:45 pm. his mom picked him up at 5:00 pm. how long did soccer practice last

Sarah is cutting ribbons for a pep rally the length of each ribbon needs to be 3.72 inches if she needs 1,000 ribbons what is the length of ribbon Sarah needs?

The physical education teacher marked off a triangular section of the gym to play a game. Two of the triangle's sides were 7 feet and 9 feet respectively.

Patty borrows $12,000 to pay for university tuition. The interest was compounded quarterly with and had a 9.04% interest rate. She made monthly payments of $450. How long would it take Patty to repay the loan?

A recipe that makes 3 dozen of cookies calls for 2/3 cup of sugar. If you have 4 cups of sugar and want to use it all, how many cookies can you make?

Order the fractions from least to greatest, 1/2, 2/3, 1/4, 5/6 simplified

What is 90 ft equal to in cm

If the width and height of a rectangular prism are each shrunk to one seventh of the original size but the length remains the same, what is the formula to find the modified surface area