SSC CHSL 17 Mar 2020 Shift 2 Paper

Question : 61 of 100

Marks: +1, -0

How much time will a horse take to run around a square field of side

175 {\m}

if it runs at the speed of

15 {\km} \/ {\h}

Solution:

Perimeter of square field

=4 ×175 {\m}=700 {\m}

Speed

=15 {\km} \/ {\h}=15 ×{5}/{18} {\m} \/ {\sec}

Time taken by horse

={{ \Distance }}/{{ \Speed }}

={700}/{(15 ×{5}/{18})}=168 {\sec}

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