josiekalish12 josiekalish12
  • 22-02-2018
  • Mathematics
contestada

If James can swim 10 laps in 23 minutes, what would be his expected time for 15 laps?

Respuesta :

mathstudent55
mathstudent55 mathstudent55
  • 22-02-2018
You can use a proportion.

10 laps is to 23 minutes as 15 laps is to x minutes

10/23 = 15/x

10x = 15 * 23

10x = 345

x = 34.5

Answer: 34.5 minutes
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brunapiva04
brunapiva04 brunapiva04
  • 22-02-2018
Correct, the person is correct
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