Question

Two men A and B start from place X walking at 4 ½ kmph and 5 ¾ kmph respectively. How many km apart they are at the end of 3 ½ hours if they are walking in the same direction ?
A) 2 9/7 km
B) 3 7/5 km
C) 1 3/4 km
D) 4 3/8 km

Answer 1

Two men A and B start from place X walking at 4 ½ kmph and 5 ¾ kmph respectively. How many km apart they are at the end of 3 ½ hours if they are walking in the same direction ?

A) 2 9/7 kmB) 3 7/5 kmC) 1 3/4 kmD) 4 3/8 km

Answer:   D) 4 3/8 km 

Explanation:

Relative Speed = 5 ¾ - 4 ½ = 1 ¼

Time = 3 ½ h.

Distance = 5/4 x 7/2 = 35/8 = 4 3/8 km.

Answer 2

Heyy mate ❤✌✌❤

Here's your Answer...

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Relative Speed = 5 ¾ - 4 ½ = 1 ¼

Time = 3 ½ h.

Distance = 5/4 x 7/2 = 35/8 = 4 3/8 km.

Option D.
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