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Question 65
In covering a certain distance, two persons travel at speeds in the ratio 18 : 12. What is the ratio of the time taken by them?
Solution
We know that,
$$\frac{S_1}{S_2}=\frac{T_2}{T_1}.$$
So,
$$\frac{T_1}{T_2}=\frac{12}{18}=\frac{2}{3}.$$
B is correct choice.
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