Question

how many inches are in 25.8 cm?
10.2
0.10
0.0984
28.3
none of the above

Explanation:

Step1: Recall conversion factor

1 inch = 2.54 cm.

Step2: Set up conversion equation

Let $x$ be the number of inches in 25.8 cm. Then $x=\frac{25.8}{2.54}$.

Step3: Calculate result

$x=\frac{25.8}{2.54}\approx10.2$.

Answer:

10.2