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rahul singh

· started a discussion

· 1 Months ago

in your solution u have not included the time he has spend in mall

Question:

Ashraf went to a mall for shopping. He spends 1 hour on shopping. If he walks at speed of 20 km an hour, he returns to home at 7:00 PM. If he walks at 30 km an hour, he returns to home at 6:30 PM. How fast must he walk in order to return at 6:15 PM?

Options:
A)

20 kmph

B)

30 kmph

C)

40 kmph

D)

50 kmph

Solution:

Ans: (c)

  

rajat vishwakarma

· commented

· 1 Months ago

bhai tu mahaan ..

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