Mathematics, 01.03.2021 17:40 brianamarialove15

Robert runs 800 m in 2 minutes 15 seconds. He trains hard to improve his time and manages to decrease it in the ratio 13 : 15. Calculate the new time taken to complete the race AND state how much quicker he runs.

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Robert runs 800 m in 2 minutes 15 seconds. He trains hard to improve his time and manages to decreas...