A water wheel has a radius of 15 feet. The wheel is rotating at 6 revolutions per minute. Find the linear speed of the water. Express your answer in terms of pi and using units feet per second.

Simplify. 4+3/7x-2-2/7x a. 2-5/7x b. 6-1/7x c. 2+1/7x d. 6+5/7x

Collin did the work to see if 10 is a solution to the equation r/4=2.4

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.