Question

Mary ran 2 miles in 23 minutes. If she

Answer 1

we have:

• 2 miles ---------- 23 minutes
• 15 miles ‐---------- x minutes

So:

$\frac{2}{23} = \frac{15}{x}$

$= > x = \frac{15 \times 23}{2} = \frac{345}{2} = 172.5 \: mins$

$= > x = \frac{172.5}{60} = \frac{23}{8} = 2.875 \: hours$

Answer: 2.875 hours

Ok done. Thank to me :>