In a township the buildings are numbered from 1 to 100. Then how many 6’s will be present in the numbers?
a) 18 b) 19 c) 20 d) 21

• ans:c
  6's in unit place 6,16,26,36,46,56,66,76,86,96 total=10
  6's in tenth place 60,61,62,...........69 total=10
  unit places+tenth places=10+10=20
• 8 years agoHelpfull: Yes(6) No(12)
• 19 IS ANS
  6,16,26,36,46,56,76,86,96=9
  60,61,62,63,64,65,66,67,68,69=10
  TOTAL 9 + 10=19
• 8 years agoHelpfull: Yes(6) No(7)
• 6's in unit place 6,16,26,36,46,56,66,76,86,96 total=11
  6's in tenth place 60,61,62,...........69 total=10
  total=11+10=21
• 8 years agoHelpfull: Yes(2) No(10)
• 20 ans
  6,16,26,36,46,56,66,76,86,96 total = 11
  60,61,62,63,64,65,67,68,69 total = 9
  total 6's is = 11+9 =20
• 8 years agoHelpfull: Yes(2) No(0)
• Ans is 20.
  6's in unit place 6,16,26,36,46,56,66,76,86,96 total=11.
  6's in tenth place 60,61,62,63,64,65,67,68,69 total=9.
  11+9=20
• 7 years agoHelpfull: Yes(2) No(0)