What’s the interquartile range of 29,5,26,20,23,18,17,21,28,20

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?

Add the fractions and simplify 1/2+ 1/3