ICSE_Class_9th_Linear Eq.
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A and B start from a given point and travel on a straight road with average speeds of 30 km and 50 km
per
hour. A starts at 9 a.m. and B starts 3 hours later. Find the time when B meets A. Find also the
distances travelled by them before they meet.
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Answer:
the answer I think its average is 80 and it s 12
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