Question 990879
A car and a bicycle were travelling towards each other.if the car travels at the rate of 20 km/hr and  the bicycle, 15 km/hr and if distance between them is 140 kilometres, how long will they meet each other?
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The speeds are added when going in opposite directions.
20 + 15 = 35 km/hr
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d = r*t
t = d/r