Question

Use a map scale of 1 cm : 80 km. How many centimeters on the map represent 262 kilometers? Round your answer to the nearest tenth of a centimeter

A. 3.0 cm
B. 3.2 cm
C. 3.3 cm
D. 0.3 cm

Answer 1

C. 3.3cm

Explanation:

`\text{Use the proportion:}\\\\(1cm)/(80km)=(xcm)/(262km)\qquad\text{cross multiply}\\\\80x=262cm\qquad\text{divide both sides by 80}\\\\x=3.275cm\to x\approx3.3cm`