Mathematics, 25.01.2020 23:31 priceisright11401
On december 18, 2009, cesar cielo filho of brazil set a world record by swimming 50 m on a long course (50-m pool) in 20.91 sec. this record is 0.61 sec longer than the record on the 50-m short course (25-m pool), which was set by roland schoeman of south africa on august 8, 2009. by what percent is the record for a short course faster than the record for a long course
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On december 18, 2009, cesar cielo filho of brazil set a world record by swimming 50 m on a long cour...
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