The amount of cola in a soda machine decreases by a rate of 5% each hour. The amount of
cola in the machine was originally 75 gallons. Write a function that models the amount of cola,
S (in gallons), after h hours.

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. a new 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 size bag provides the best deal, and how much will you save each month? compare the cost of the new supplier to the current one.

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?