Chris completed two thirds of his cleaning in 15 hours. How long will he spend cleaning in total?

Round 3.5218 to the nearest tenth

What math problem equals 18

The meanings of "h" and "k" in vertex form.

A store owner buys cell phones for 40.00 and marks up the price by 25%. explain how to find the price at which she sells the cell phones.

Needing to find answer for using digits 1 to 9 no more than once to create three fractions that are close but not equal to zero one half and one as possible

Rafael earned a salary of 34,944 last year. How much did he earn per month? A.$416 B.$4992 C.$672 D.$2912

What is the solution to the quadratic equation? y = x^2-4

Sunny earns $12 per hour delivering cakes. She worked for x hours this week. Unfortunately, she was charged $15 for a late delivery on Tuesday. How much money did Sunny earn this weekend?

One track coach wants her athletes to race 2 miles around a track to measure how fast each person can run? If the track is 2/3 of a mile around, then how many laps around the track will athletes have to run to complete the race?

Which of the following is a composite number? 48 67 13 31