The tropical giant bamboo can grow 11.9 feet in 3 days. what is this rate of growth in inches per hour? round your answer to the nearest hundredth, and show that the answer is reasonable.

First things first you're going to want to  find out how many inches are in 11.9 feet and how many hours are in 3 days. 11.9*12=142.8, so there are 142.8 inches in 11.9 feet. 3*24=72, so there are 72 hours in 3 days. Now, divide 142.8 by 72 to find out how many inches it grows per hour. 142.8/72= about 1.983333... . Round that to the nearest hundredth, and you get 1.98. The tropical giant bamboo grows about 1.98 inches per hour.