A and B set out at the same time to walk towards each other respectively from a place P and Q 1...........

Quantitative Aptitude ( CCS) Time & distance

A and B set out at the same time to walk towards each other respectively from a place P and Q 144 km apart. A walks at the constant speed of 8 km/h, while B walks 4 km in the first hour, 5 km in the second hour, 6 km in the third hour and so on. Then the “A” will meet “B” at?

36 km

72 km

56 km

26 km

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Explanation:

Distance travelled by them in first hour = 12 km
Distance travelled by them in second hour = 13 km and so on
In 9 hours both will cover exactly 144 km.
In 9 hours each will cover half the total distance.