Question

question 9

geri runs a total of 3.1 miles in a cross-country race.

how many feet is this equivalent to?

16,368 feet
5,280 feet
15,840 feet
4,989 feet

Explanation:

Identify conversion factor

$$ 1\text{ mile} = 5,280\text{ feet} $$

Set up dimensional analysis

$$ 3.1\text{ miles} \times \frac{5,280\text{ feet}}{1\text{ mile}} $$

Calculate final value

$$ 3.1 \times 5,280 = 16,368\text{ feet} $$

Answer:

• (A) 16,368 feet (Correct answer)
• (B) 5,280 feet
• (C) 15,840 feet
• (D) 4,989 feet