Math, asked by karamchandrasharma, 10 hours ago

Ramesh could run a 100-m race in 20 seconds. After training, he can finish the race in 15 seconds. By how much has he improved his speed?

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Answered by sunitachavan29

1

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Ramesh could run a 100-m race in 20 seconds. After training, he can finish the race in 15 seconds. By how much has he improved his speed?

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