Afruit salad recipe requires 4 cups of grapes per 8 servings. how many cups of grapes are required for 28 servings ?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?

You are shooting hoops after school and make 152 out of a total of 200. what percent of shots did you make? what percent did you miss? show proportion(s).