13.4k views
4 votes
Mary ran 2 miles in 23 minutes. If she

continues at this rate, how long will it
take her to run 15 miles?
hom
how

User Di
by
3.2k points

1 Answer

8 votes

we have:

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

So:


(2)/(23) = (15)/(x)


= > x = (15 * 23)/(2) = (345)/(2) = 172.5 \: mins


= > x = (172.5)/(60) = (23)/(8) = 2.875 \: hours

Answer: 2.875 hours

Ok done. Thank to me :>

User Otporan
by
3.1k points