How far is a million inches in a mile? ( There are 5280 feet in 1 mile.)

Which operation should be performed first according to the order of operations? 44 • 2 – [(5 + 20 • 3) – 12] + 16 ÷ 2 5 + 20 20 • 3 16 ÷ 2 44 • 2

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?