A man travellers 600 km and partly by train and car it take 8hrs and 40 min .if he travellers 320 km by train and rest by car .it would take 30 min if he travels 200 km by train and rest car.find speed of the train and car.
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320/t +280/c =8hrs 40 min
200/t +400/c =.5hrs
solve for t and c
200/t +400/c =.5hrs
solve for t and c
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