Sara worked 22 hours last week. Joan worked for hours less than Sara, and Erin worked half as many hours as Joan. How many hours did Sara, Joan, and Erin work last week?

10. How many cubic inches of material do you need to make a solid rubber ball with a diameter of 3 in.? Round your answer to two decimal places.

The square roof of 27 lies between which two whole number

A car loan totaling $13,456.44 is to be paid off in 36 equal monthly payments. Lin Yao can afford no more than $350 per month. Can she afford the loan? Explain.

Interest on $2,630 at 3% compounded semiannually for five years is:

Which function is the inverse of y=x-6?

A machine produces a total of 12,000 bolts a day, which are on the average 3% defective. Find the probability that out of 600 bolts chosen at random, 12 will be defective.

Determine the slope of the line that has the following coordinates: (-3,6) (4,-2) -7/8 12/7 -8/7 8/7

Tom always keeps his 4 gardens clean. He take 20 minutes to clean a single garden. How much time will it take to clean a four gardens?

Convert 6.02x10^23 seconds to days

The Hypotenuse-Leg postulate can only be applied to right triangles. true or false