D

Dhruva • 4.38K Points
Extraordinary Math 

Q. The smallest number, which when diminished by 3, is divisible by 21, 28, 36 and 45 is ?

  • (A) 420
  • (B) 1257
  • (C) 1260
  • (D) 1263
Correct Answer - Option(D)
Explanation by: Dhruva 
Required number = (L . C . M of 21, 28, 36, 45 ) + 3
= (1260 + 3 )
= 1263

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