Find the Odd man out 7, 9, 17, 47, 91, and 172.

• 172 (even number) and the rest others are odd numbers.
  so 172 is the answer
• 9 years agoHelpfull: Yes(25) No(1)
• 91 is composite so 91 is answer remainig all prime
• 9 years agoHelpfull: Yes(11) No(34)
• 9 is d answer...bcoz it only the divisible no. Of 3
• 9 years agoHelpfull: Yes(6) No(5)
• 172:- Because factor of every number are prime except 172
• 9 years agoHelpfull: Yes(3) No(2)
• (a) 17 (b) 47 (c) 9 (d) 91 options
• 9 years agoHelpfull: Yes(2) No(1)
• 172 bcoz it is even no
• 9 years agoHelpfull: Yes(1) No(1)
• give options mr.dharun
• 9 years agoHelpfull: Yes(1) No(0)
• 172 is divided by 2
• 9 years agoHelpfull: Yes(1) No(0)
• 172.. bcoze its even no..
• 9 years agoHelpfull: Yes(1) No(0)
• 172 is EVEN number SO ANS : 172
• 9 years agoHelpfull: Yes(1) No(0)
• answer is "9" since it is a perfect square and also in option ....
  rest r nt perfect square ..
• 9 years agoHelpfull: Yes(1) No(2)
• are these ques really asded in tcs aptitude ?
  plz reply someone ?
• 9 years agoHelpfull: Yes(0) No(0)
• 172 is wrong because only 172 is divisible by 2
• 9 years agoHelpfull: Yes(0) No(0)
• all are odd numbers expert 172
• 9 years agoHelpfull: Yes(0) No(0)
• all of 7,9,17,47,91 are odd except 172.
  so odd man is 172
• 9 years agoHelpfull: Yes(0) No(0)
• Let the 4 odd consecutive no. Be x, x +2, x+4, x+ 6
  
  Now adding we get 4x+12 and if it is divided by 10 it should give a perfect square
  So, 4x+12/10
  x should be 7,, then 40/10= 4 which is perfect square
  So no. Are 7,9,11,13
  
• 9 years agoHelpfull: Yes(0) No(1)
• 172 is a even no.
• 9 years agoHelpfull: Yes(0) No(0)
• because 172 is the even no and remaining is prime no. .so the ans. is 172
  
• 9 years agoHelpfull: Yes(0) No(0)
• 172 is the solution
• 9 years agoHelpfull: Yes(0) No(0)
• 172Even number
• 9 years agoHelpfull: Yes(0) No(0)
• ans:172
  
  except 172 every number has factors are primes.
• 9 years agoHelpfull: Yes(0) No(0)
• if 172 is not in the options,than the ans z 9
  As 9 z the only perfct square in this series.
• 9 years agoHelpfull: Yes(0) No(0)
• 172 is a even number
  reamaining are odd numbers
  
• 9 years agoHelpfull: Yes(0) No(0)
• Ans is 172 bcoz 172 is even number and remaining are odd numbers....
• 9 years agoHelpfull: Yes(0) No(0)
• 9 coz 9 is the only no. divisible by 3, rest are not
• 9 years agoHelpfull: Yes(0) No(0)
• 7 = 3*3 + 1
  9= 3*3 + 0
  17= 3*5 + 1
  47= 3*15 + 2
  91= 3*30 + 1
  172= 3*57 +1
  since 9 is completely divisible by 3 and the remainder is 0, so 9 is odd in the series
  
• 9 years agoHelpfull: Yes(0) No(1)
• answer may be 9 bcz 9 is only divisible by 3 and all of them are not divisible by 3
• 8 years agoHelpfull: Yes(0) No(0)
• 172 is the only even number
• 8 years agoHelpfull: Yes(0) No(0)
• Answer:172
  because all the numbers are prime except this
• 5 years agoHelpfull: Yes(0) No(0)