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· 1 Months ago

pls explain the solution

Question:
Time taken by A to take 5 steps is equal to time by B to take 6 steps and by C to take 7 steps. But distance covered in 6 steps of A are equal to 7 steps of B and 8 steps of C. Ratio of their speed is –
Options:
A) 77 : 144 : 156
B) 9 : 14 : 11
C) 140 : 144 : 147
D) 15 : 21 : 28
Solution:
Ans: (c)


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