If one-third of one-fourth of a number is 15, then three-tenths of that number is:

A. 42

B. 54

C. 66
D. 98

Explanation: Let x be the required number. One-third of one-fourth of x = 15, so x = 180. Three-tenths of 180 = 54.

Occurrence: PPSC - ASSISTANT FOOD CONTROLLER (BS 15) 09J17J2022 - FOOD DEPARTMENT - 2023