If Sarah reads at an average rate of 21 pages in four nights, how long will it take her to read 140 pages?

Laura has scored 75, 85, 81, 67, and 91 on her previous five tests. What score does she need on her next test so that her average (mean) is 77?

Simplifly3/4 (-10+2/5) ?

How do you solve 2 to the negative 7th power divided by 2 to the 2nd power?

A class has 32 pupils if 12 are boys what percent are girls

Ashley took 3 minutes to run a distance of 540 meters

In japan, farmers have created watermealons in the shape of rectangular prisms. The volume of a prism-shaped watermelon in cubic inches if its lenghth is 10 iched, its width is 2/3 foot, and its hieght is 9 inches.

You and a friend sell hats at a fair booth. You sell 16 hats on the first shift and 21 hats on the third shift. Your friend sells x hats on the second shift. Write an expression for the number of hats sold.

How many milliliters of water equals one gallon?

Percents are the result of expressing numbers as a part of?

UR Probability of independent events Amal A number cube is rolled and a coin is tossed. The number cube and the coin are fair.