Question
Aman takes 36 minutes more than Sudhanshu to cover a
distance of 130 km. If Aman doubles his speed, he takes 42 minutes less than Sudhanshu to cover the same distance. To cover the distance of 195 km, how much time (in hours) will Sudhanshu take with his same speed?Solution
Solution-
For A-
Speed           1     2
Time            2     1
Difference time =36+42=78min
ATQ- 1=78
2=78×2=156min.
Sudhansu takes time =156-36=120min = 2 hours.
Speed =130/2=65km/h
Sudhanshu take time =195/65=3hours.
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