At 8 o'clock the distance between two boats, floating on a meeting each other, was 250 km. Speeds of boats 25km/ch and 35km/h. Whether they will meet till 12 o'clock to a togozha of day? Through what is the time there will be a meeting?

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1) 25+35=60 km/h rapprochement speed 2)250:60=4 1/6 hour through this time they will meet 3)8+4 1/6=12 1/6 these are 10 minutes of the first, means till 12 o'clock will meet will not be in time
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