Which is the cheapest per ounce: a 2-l bottle (67.6 oz.) of root beer at $1.49, a six-pack of 20-oz. bottles at $2.49, or a twelve-pack of 12-oz. cans at $2.99?

Evaluate the following expression 1/3^2

Drag each tile into the correct box. not all tiles will be used. find the tables with unit rates greater than the unit rate in the graph. then tenge these tables in order from least to greatest unit rate

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'