9. a) A train travels 90km in 1½ hrs. What distancewill it travel in 3½ hrs at the same speed?
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Answered by
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Answer:
Speed=> d/t
=> 90/1.5
=> 60 km/h
Distance=> speed × time
=> 60 × 3.5
=>210 km
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Answered by
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Answer:
in 1 1/2 hours=3/2 hours the train travels 90 km
in 3 1/2 hours=7/2 hours the train travels
=90×7×2/3×2 km
=210 km
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