If 5/8 of the people in water aerobics class are over age 65 and 1/4 of the people in the class are under age 40, what fraction of the people in the class are either over 65 or under 40?

5 people enter a racquetball tournament in which each person must play evert other person exactly once. Determine the total number of games that will be played

19/20 in decimal equivalent

Solve for x. Your answer must be simplified.-12≤44+x

A watch loses 3 minutes every 24 hours. How much time will it lose in 2 hours

R (x) = x-3 s (x) = 4x² write the expressions for (s+r) (x) and (s-r (x) and evaluate (s. r) (2)

Which expression represents the gcf of 154 and 196. Choices- A) 2 X 7 B) 2 X 2 X 7 C) 2 X 7 X 7 D) 2 X 2 X 7 X 7 X 11

A local grocery store, a 16 ounce bottle of apple juice cost $3.20. What is the cost of the apple juice per ounce?

Which of the following is equivalent to 16^ 3/4

A spool of ribbon holds 6.75 meters. A craft club buys 21 spools. What is the total cost if the ribbon sells for $2 per month

a soup can is in the shape of a cylinder with a radius of 1 inch and a height of 3 inches. how much paper is used for the label of the soup can, which covers the lateral surface surface area of the soup can