Math, asked by amritamyadav, 1 year ago

Ramesh could Run 100 metre race in 20 seconds after training he can finish the race in 15 seconds by how much has he improve his speed

Answers

Answered by prakhar3943

10

Answer:

(100/15)-(100/20)

=20/3-5

=(20-15)/3

=5/3m/s

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