Suspended from the ceiling is the weight of a large spring that is oscillating up and down. The distance, d inches, between the location of the center of the mass of the way after t seconds in the way its equilibrium location at t=0 is modeled by the function d=5sin(4pit). What is the amplitude and period of the function?

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. another supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which would you choose and how much would you save with that choice? show calculator try it! if you buy 1000 ml bags, how many do you need to buy each month? type your answer in the space provided and click on the check answer button.

The difference between tax advoidance and tax evasion

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?