Which of the following number is divisible by 24 ?

A. 35718 B. 63810
C. 537804 D. 3125736

• The No. divisible by 24 must be divisble by 8 and 3
  The sum of all the options are divisible by 3(as the digital sum is divisible by3)
  Option A,B & C are divisible by 6(the last three digits is the key)
• 13 years agoHelpfull: Yes(1) No(3)
• 24 = 3 x8, where 3 and 8 co-prime.
  
  Clearly, 35718 is not divisible by 8, as 718 is not divisible by 8.
  
  Similarly, 63810 is not divisible by 8 and 537804 is not divisible by 8.
  
  Cibsuder oart (d).
  
  Sum of digits = (3 + 1 + 2 + 5 + 7 + 3 + 6) = 27, which is divisible by 3.
  
  Also, 736 is divisible by 8.
  
  3125736 is divisible by (3 x 8), i.e., 24.
• 10 years agoHelpfull: Yes(1) No(0)