1/3 of the result of 3 times a number that is increased by 12

*segment an is an altitude of right ? abc with a right angle at a. if ab = 2root 5 in and nc = 1 in, find bn, an, ac.

Find each value of the five-number summary for this set of data. [note: type your answers as numbers. do not round.] 46, 19, 38, 27, 12, 38, 51 minimum maximum median upper quartile lower quartile

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?