Question

Cory is hiking up a hill with a constant slope. The double number line shows that after Cory hikes 3 \text{ km}3 km3, start text, space, k, m, end text, his elevation is 120 \text{ m}120 m120, start text, space, m, end text.

Answer 1

A..

Explanation:

khan acadmey says so

Answer 2

The answer is "3 km ".

Explanation:

Distance in (km):
`3 \to 1`

Elevation value in (m):
`120 \to 40`

`\to (3)/(1) = 3 \ km \\\\\to (120)/(40) =(12)/(4) = 3 \ km`