# Bart burns 200 calories in 0.75 hour of kayaking. How many calories does he burn in a 3-hour kayaking trip?

##### 1 Answer

Mar 4, 2018

Bart burns

#### Explanation:

Bart burns

Let's simplify this ratio of

We end up with

We now need an equation.

Let's denote the calories Bart burns by

Furthermore, let's denote hours kayaked by

Plugging in

Bart burns