Aworker’s total earning is $8.75 per hour plus a $10 tip; what are the hours worked if the worker earned $316.25 in one week?
explain step by step, i’m struggling.

Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]

Which of the following is true for the relation f(x)=2x^2+1

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse