In a row, Kumar is at 7th place from the left and Pawan is at 9th place from the right. When they interchange the positions Kumar becomes 11th from left. How many were seated in the row?
option
(A) 27
(B) 21
(C) 20
(D) 19

• 19(ans)
  (in starting)
  . . . . . . 7 . . . 9 . . . . . . . .
  (after interchange)
  . . . . . . 9 . . . 7 . . . . . . . .
  
  
  so there are 19 students were seated
• 11 years agoHelpfull: Yes(36) No(4)
• given
  kumar = 7th from left
  pawan = 9th from right
  after interchange the position
  i.e
  kumar become = 9th from right
  pawan become = 7th from left
  given
  kumar = 11 from left
  with respect to kumar
  left position + right position= total+1;
  11+9=total+1;
  20-1=total;
  total=19
  (D)19 is correct
• 11 years agoHelpfull: Yes(23) No(2)
• 1 2 3 4 5 6 7 8 9
  K
  initally dont know the pawan (th place from right. If kumar and pawan interchange their place kumar will me in 11th place so
  1 2 3 4 5 6 7 8 9 10 11 then count the right side value...
  P K
  1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
  P K
  answer is 19
• 11 years agoHelpfull: Yes(5) No(0)
• initialy from left 7=kumar
  from right 9=pawan
  inter change kumar =11 from left,from right kumar =9;
  11+8=19;
  8 is 1,2,3,4,5,6,7(pawan),8,9,10,11(kumar),12,13,14,15,16,17,18,19;
  simply count the 9th place from right u ill get ans=19
  
• 11 years agoHelpfull: Yes(5) No(0)
• 19
  solve by option
• 11 years agoHelpfull: Yes(4) No(1)
• ITS clear 19
• 11 years agoHelpfull: Yes(3) No(1)
• obviously its 19...
  
• 11 years agoHelpfull: Yes(1) No(0)
• Ans is 20
  7L*************9R
  11L
• 9 years agoHelpfull: Yes(0) No(1)
• d is the answer
• 4 years agoHelpfull: Yes(0) No(0)