A) 1 : 4
B) 4 : 1
C) 1 : 2
D) 2 : 1
Correct Answer: A
Solution :
[a] Let the distance covered by the cyclist be 'd' and time taken to cover it be 't'. Then, these values for the jogger will be \[\frac{d}{2}\] and 2t. \[\therefore \] The ratio of the speed of the jogger to that of the cyclist \[=\frac{d/2}{2\,t}:\frac{d}{t}=\frac{1}{4}:1=1:4\] |
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