Question

a traveling salesman figures it costs 33 cents for every mile he drives his car. how much does it cost him (in dollars) a week to drive his car if he travels 435 miles a week?
it costs him $______ a week to drive his car.
question help: video ebook message instructor

Explanation:

Step1: Convert cents to dollars

$33 \text{ cents} = \frac{33}{100} = 0.33 \text{ dollars per mile}$

Step2: Calculate total weekly cost

$\text{Total Cost} = 0.33 \times 435$

Answer:

143.55
It costs him $\$143.55$ a week to drive his car.