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Mathematics, 24.02.2020 11:28 willoughbysierra

At Rome in 1987 Candian Ben Johnson reduced the world record time for 100m, 9.93 seconds, by 1%. What was the new world record (correct to 2 decimal places).

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At Rome in 1987 Candian Ben Johnson reduced the world record time for 100m, 9.93 seconds, by 1%. Wha...

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