# Travelers floated three days on a raft which moved with an identical speed. In the first day they floated 24 km in the second 20 km and in the third 18 km on all this way they expenses or 31 h. How many hours did the raft move to each of three days?

Fojurus

397

1. 24+20+18=62 (km) - all way

2. 62:31=2 (km/h) - raft speed.

3. 24:2=12(ch) - floated in 1 day

4. 20:2=10 (h) - floated for the 2nd day

5) 18:2=9 (h) the 3rd day floated

255

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Diyana

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