Mandy runs 4 kilometers in 18 minutes.She plans to run in a 15-kilometer race.How long will it take her to complete the race

Question

Mandy runs 4 kilometers in 18 minutes.She plans to run In a 

Answer 1

Quincy,

 

Mandy runs 4 km in 18 minutes

 

So she runs 1 km in 18/4 minutes

 

For 15 km run she takes (18/4)*15 minutes

 

= 67.5 minutes or 67 minutes and 30 seconds