michelle971 michelle971

21-09-2018
Mathematics

contestada

carley beat the school record for the 400 meter run by 1.3 seconds. If she ran the race in 55.7 seconds, what was the record?

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shawntaeh shawntaeh

21-09-2018

The record was 54.4 seconds because if you subtract 55.7-1.3 it equals 54.4

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