The least number, which when divided by 12, 15, 20 or 54 leaves a remainder of 4 in each case, is:
Answer & explanation
Correct answer: option 4
The least number = LCM of (15, 12, 20, 54) + remainder
LCM of 15, 12, 20, 54 = 540
Then the number = 540 + 4 = 544
[4 being remainder]