The L.C.M. of two numbers is 48. The numbers are in the ratio 2 : 3. Then sum of the number is:

A. 28 B. 32
C. 40 D. 64

• Let the numbers be 2x and 3x.
  Then, their L.C.M. = 6x.
  So, 6x = 48 or x = 8.
  The numbers are 16 and 24.
  Hence, required sum = (16 + 24) = 40.
• 12 years agoHelpfull: Yes(15) No(1)
• 
  Let the numbers be 2x and 3x.
  Then, their L.C.M. = 6x.
  So, 6x = 48 or x = 8.
  The numbers are 16 and 24.
  Hence, required sum = (16 + 24) = 40.
  ANS is C
  
• 12 years agoHelpfull: Yes(6) No(1)
• Option C
  
  Explanation:
  
  Let the numbers be 2x and 3x.
  
  Then, their L.C.M. = 6x.
  
  So, 6x = 48 or x = 8.
  
  The numbers are 16 and 24.
  
  Hence, required sum = (16 + 24) = 40.
• 11 years agoHelpfull: Yes(3) No(1)
• 2x*3x = 48
  x=8
  
  16:24 = 40
• 9 years agoHelpfull: Yes(1) No(1)