What fraction represents the sum of 1/5 + 1/5 + 1/5

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

If 3 3/4 lb. of candy costs 20.25 how much would 1lb. of candy cost

What is the answer to the question 5x+2x