Автор - alina2000100

A man's speed with the current is 15 km/hr and the speed of the current is 2.5 km/hr. The man's speed against the current is:

Ответ

Автор - DmitryShershnev

Ответ:

1) 15-2,5=12,5 - man's speed without current.

2) 12,5-2,5=10 - man's speed against the current.

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