21) Bob ran the first part of a 12 km race at a speed of 8 kmph. He ran the second part of the
race at 10 kmph. If his total time for the entire race was 1 74 hours, how far did he run in
the first part of the race?

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Ответ:

domzilla115

19.11.2020

Mathematics

I m sorry I don't know maths

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It's never too late to be what you might've been.” – George Eliot

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21) Bob ran the first part of a 12 km race at a speed of 8 kmph. He ran the second part of the race at 10 kmph. If his total time for the entire race was 1 74 hours, how far did he run in the first part of the race?