Marcy has 567 earmuffs in stock. If she can put 18 earmuffs on each shelf, about how many shelves does she need for all the earmuffs?

Medical researchers have determined that for exercise to be beneficial, a person's desirable heart rate, R, in beats per minute, can be approximated by the formulas R = 143 - 0.65a for women R = 165 - 0.

Can a triangle be formed with three sides of equal lengths? Explain.

Multiply. Type your answer in the box. Do not use any spaces. (+19) x (-3) =

Tom built a backyard cage for his new puppy the length of the pen was 6 1/4 meters and the width was 4 1/2 what is the area of

Which has the greater area: a 6 6-centimeter by 4 1 2 412-centimeter rectangle or a square with a side that measures 5 5 centimeters?

Naomi wants to buy a new computer for $840. She is considering two payment plans that require weekly payments. Which plan will pay for the computer faster? Plan A : $180 down $60 per payments Plan B: $0 down $70 per week payments

In the library, 6 students are working on math. Of those 6 students, 2/3 of them are working on fraction. How many students are working on fractions?

What is the quotient of - 1 4/5 and 2 1/4?

What is the exact distance from parentheses - 4, - 2 what is the exact distance from parentheses - 4, - 2 to parentheses four, six

Which number produces an irrational number when multiplied by 0.5