lilyhenry24452 lilyhenry24452
  • 24-08-2020
  • Mathematics
contestada

A long distance runner can run 2 miles every 17 minutes. At this rate how ling would it take the runner to run 16 miles.

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marcthemathtutor
marcthemathtutor marcthemathtutor
  • 24-08-2020

Answer:

136 minutes

Step-by-step explanation:

Given :

2 miles ----> takes 17 min

1 mile -----> takes 17/2 min

hence the unit rate is (17/2) min per mile

Thus, 16 miles will take

= (17/2) miles per min x 16 miles

= (17/2) x 16

= 136 minutes

Answer Link
ricchad
ricchad ricchad
  • 24-08-2020

Answer:

136 min

Step-by-step explanation:

lets make it simple.

2 miles / 17 min = 16 miles / x

just cross multiply

2 x = 17 (16)

2 x = 272

x = 272 / 2

x = 136 min

Answer Link

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