Find the new amount- increase 300 by 54%

Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many seconds does the projectile take to reach its maximum height?

Angle that produces maximum distance

Susie wants to take her friend out for lunch.she wants to spend $9.75 each person. how much will she spend in all.