Question

how many inches are in 3.5 feet? (do not include units in your answer.)

the solution is

Explanation:

Identify the conversion factor

Using the Proportional Reasoning knowledge point

$$ 1\text{ foot} = 12\text{ inches} $$

Set up the conversion

Using the Proportional Reasoning knowledge point

$$ 3.5\text{ feet} \times \frac{12\text{ inches}}{1\text{ foot}} $$

Calculate the final value

Using the Proportional Reasoning knowledge point

$$ 3.5 \times 12 = 42 $$

Answer:

How many inches are in 3.5 feet? (Do not include units in your answer.)

The solution is <blank>42</blank>