Walking at 3/4 of his usual speed, a man reaches his office 20 minutes late. What is his usual time to reach office?

Type: MCQ • Marks: 1

A. 1) 40

B. 2) 50

C. 3) 60

D. 4) 80

Explanation

Speed ratio = 3:4 => Time ratio = 4:3. Difference = 1 unit = 20 min. Usual time (3 units) = 3 * 20 = 60 minutes.

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UP TGT Mathematics

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