Find the rate if the principal is $900, the time is 3 years, and the interest is $135. a) 5% b) 7.5% c) 15% d) 20%

The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.

Experimental versus theoretical probability. someone me

Which statement about this figure is true ?