Time, Speed & Distance
Aptitude

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Q.

A man and a woman 81 miles apart from each other, start travelling towards each other at the same time. If the man covers 5 miles per hour to the women's 4 miles per hour, how far will the woman have travelled when they meet?

 A.

27

 B.

36

 C.

45

 D.

None of these

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Solution:
Option(B) is correct

 

\(\text{Time taken to meet}=\dfrac{\text{Distance between them}}{\text{Relative speed}}\)

\(=\dfrac{81}{4+5}\)

= 9 hours

Therefore, woman travels = $9×4=36$ miles


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