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Mathematics, 23.05.2020 23:02 cbawesome8
The average time for four 400-meter runs was 53.4 seconds. If the first run was 52.7 seconds, the second run was 53.3 seconds, and the third run was 54.1 seconds, what was the time for the fourth run?
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The average time for four 400-meter runs was 53.4 seconds. If the first run was 52.7 seconds, the se...
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