Solve the problem
-An airplane is cruising at an altitude of $21,120 \mathrm{ft}$. What is the plane's altitude in miles?
A) $3 \mathrm{mi}$
B) $5 \mathrm{mi}$
C) $4 \mathrm{mi}$
D) $8 \mathrm{mi}$

Question

Quizplus · Accepted Answer

To convert the plane's altitude from feet to miles, divide the altitude in feet by the number of feet in a mile (5280 feet): $21,120 \mathrm{ft} \div 5280 \mathrm{ft/mi} = 4 \mathrm{mi}$.

Solve the Problem -An Airplane Is Cruising at an Altitude 21,120ft21,120 \mathrm{ft}21,120ft

Solve the Problem
-An Airplane Is Cruising at an Altitude $21,120 \mathrm{ft}$