What is the probability of flipping a coin 50 times and getting tails 22 times or fewer

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?

What is required of a proportional relationship that is not required a general linear relationship

Stefan's sculpture is 7/12 foot tall. he attaches it to a base that is 1/3 foot tall. how tall, in feet, is the sculpture with the base?