Mathematics, 18.10.2021 01:00, edjiejwi

There were 81 runners to start a race. In the first half of the race, 1/3 of them dropped out. In the second half of the race, 2/3 of the remaining runners dropped out. How many runners finished the race?

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There were 81 runners to start a race. In the first half of the race, 1/3 of them dropped out. In th...