Question

In a 550-metre race, ‘A’ beats ‘B’ by 12 seconds or 60 metres. Find the time taken by ‘B’ to finish the race.

A 100 seconds Correct Answer Incorrect Answer
B 120 seconds Correct Answer Incorrect Answer
C 110 seconds Correct Answer Incorrect Answer
D 140 seconds Correct Answer Incorrect Answer

Solution

Speed of ‘B’ = (60/12) = 5 m/s Time taken by ‘B’ to finish the race = 550 ÷ 5 = 110 seconds

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