Solve for r.

3r - 2r =

Find the quotient 5/8 divided 8 1/2

Find the area of the cirlce given the radius of 5. use 3.14 for pi.

Small publishing company is planning to publish a new book. The production cost will include one time fixed costs (such as editing) and variable costs (such as printing). There are two production methods it could use.

A car rental agency currently has 44 cars available, 28 of which have a gps navigation system. one of the 44 cars is selected randomly. find the probability that this car

50 is 26 percent of what

5) Rosselyn, Jacqueline, and Susan are going to buy snacks after school, so they want to check how much money they have. Rosselyn has $12 more than Jacqueline. Susan has $15 more than Jacqueline.

2 numbers whose sum is 832

Marco estimated that he took his dog on a 2.5 mile walk. When he drove the same route in his car, he found out that it was 2.65 miles. What is the percent error between Marcos estimate and the actual amount?

What are the earnings for: 1. 5 days at $69.00 a day = $ a0 2. 3.5 days at $27.75 a day = $ a1

Rationalise the denominator. 2+square root of 2 divided by4 minus the square root of2