A drop of rain falls from a height of 1,400 feet above the ground. The function h(t) = –16t² + 1400 is used to model the raindrop’s height, h(t), in feet t seconds after it starts to fall. What is the raindrop’s average rate of change 2 to 3 seconds after it falls? (This is measured in feet/second)

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

What is the solution to the inequality? 6x−5> −29, a x> −4 bx> 4 cx< 4 dx< −4

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.