Question
A steamer and a motor boat cover the stretch between a
seaport and a dock in 7 hours 20 minutes and 10 hours 40 minutes, respectively. What is the ratio of their speeds?Solution
T1/T2 = S2/S1 Now, 7 hours 20 minutes and 10 hours 40 minutes = 22/3 hours and 32/3 hours 22/32 = S2/S1 ā 11/16 = S2/S1 ā S1 : S2 = 16 : 11 ā“ The ratio of their speeds is 16 : 11
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