Question

4. A marathon is 42.195 km, how many miles is this

Answer 1

42.195 km = 26.219 miles

Answer 2

26.2244 mi

Explanation:

Step 1: Find conversion

1 mi = 1.609 km

Step 2: Use Dimensional Analysis

`42.195 \hspace{2} km (\frac{1 \hspace{2} mi}{1.609 \hspace{2} km} )`

26.2244 mi