Nicolette and Kellie have candy from Halloween weekend. Kellie has twenty-one more pieces of candy than Nicolette. Together, they have 57 pieces of candy. How many pieces of candy does Kellie have? *

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?

Acolony contains 1500 bacteria. the population increases at a rate of 115% each hour. if x represents the number of hours elapsed, which function represents the scenario? f(x) = 1500(1.15)" f(x) = 1500(115) f(x) = 1500(2.15) f(x) = 1500(215)

Use sigma notation to represent the following series for 9 terms.