A sample of 100 wood and 100 graphite tennis rackets are taken from the warehouse. If 15 wood and 20 graphite are defective and one racket is randomly selected from the sample, find the probability that the racket is wood or defective.

Find 3 different ratios that are equivalent to 7:3

A copy machine makes 231 copies in 5 minutes and 15 seconds. How many copies does it make per minute?

What is the least common denominator of 5/6 and 2/9

A bird at the top of a tree looks down on a field mouse at an angle of depression of 65°. If the field mouse is 30 meters from the base of the tree, find the vertical distance from the ground to the bird's eyes. Round the answer to the nearest tenth.

3 (-2 - x) in simplified expression

The period of a function is 4oi How many cycles of the function occur in a horizontal length of 12pi

Write an expression that is equivalent to the given expression? -19-11

Rory built a sand castle that measured 73 inches by 47 inches, and dug a moat around it. afterward he decided to change the castle size by 45 inches by 86 inches. how much longer will the new moat be than the old one?

The math problem is (7-b) + (3b+2). What would be the correct answer

If driver A has 145.155 average speed and driver C has a average speed of 144.809 and driver D had a speed between A and C Write a possible speed for D