Two friends, Caroline and Damian, took summer jobs. The equation y=19xy=19x represents Caroline's earnings in dollars and cents, y =, for working x= hours. Damian earned $238.70 in 11 hours. How much less per hour does Caroline earn than Damian?

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.

In the diagram, a building cast a 35-ft shadow and a flagpole casts an 8-ft shadow. if the the flagpole is 18 ft tall, how tall is the building? round the the nearest tenth.

Cody ran nine miles on his first day of training. the next day he ran 1/8 that distance. how far did he run the second day?