An online store holds a sale. Of the 400 customers who make purchases during the sale, 80 use a coupon. What percent of the customers do not use a coupon?

The perimeter of the rectangle is 30 inches. What is the formula that shows the length of side c?

A triangle has sides with lengths of 8 millimeters, 11 millimeters, and 12 millimeters. Is it a right triangle?

A rectangular prism has a volume of 40 cm cubed. The height of the prism is 8 cm. The length is 4 cm longer than the width and the width is x cm. Find the dimensions of the prism

Identify the terms coefficients and constants 7h plus 3

63 is 63% of what number

A recent study showed that women who lived near a freeway had an unusually high rate of rheumatoid arthritis. Sarah said, "They should move away from freeways." Select the correct fallacy in Sarah's reasoning?

A proportional relationship is represented by the equation 2x=18y. if x is proportional to y, what is the constant of proportionality?

Step by step ways to solve 3.4 x 4.72

0.17098445595 to the nearest percent

Which one is bigger 0.7 or 7/9