Leon is at the lake with his friends. It costs $8.50 to rent a paddleboat for a 1
2
-hour ride. Together, Leon and his friends have $25.50. How long can they ride in a paddleboat if they spend all of their money?

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

What sums are equal to 6/12? choose all answers that are correct a.6/12+6/12+6/12+6/12+6/12+6/12 b.2/12+1/12+1/12+2/12 c.5/12+1/12 d.1/12+1/12+1/12+3/12 plz : )