Find each percent increase. round to the nearest percent.

from 24 teachers to 30 teachers?

If f(x)=x^3 and g(x)=2x+7 when g(x)=-5

What is the solution set of the quadratic inequality x^2-5< or equal to 0

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?