Dec-2-2015, Timing:3:30Pm, 2 marks question.

the numbers from 1 to 20 are written in the below order, sum of any two adjacent numbers is prime number.
20;A;16;15;4;B;12:C;10;7;6;D;2;17;14;9;8;5;18;E

then find value at A ?
small confusion about what they asked value of A or D?

• A=3
  B=19
  C=1
  D=11
  E=13
• 9 years agoHelpfull: Yes(9) No(2)
• why cant be 13?
• 9 years agoHelpfull: Yes(7) No(1)
• Hello all although this is not a right place for it but i have two queries. 1st I forget to give sub in mail section in last tcs off campus drive. It will create any prb? 2nd i gave 17 correct out of 30. Is there any chances? Plz help.
• 9 years agoHelpfull: Yes(7) No(0)
• D=1,11.. Depends on option value
• 9 years agoHelpfull: Yes(5) No(0)
• a=3 20+3 ,3+16
  b=7 4+7,12+7
  c=1 12+1,1+10
  d=5 6+5, 5+2
  e=5 18+5,5
• 9 years agoHelpfull: Yes(4) No(4)
• why not the answer is 3...i cant get you guys ...they have told sum of adjacent is Prime so 20+3=23 also 16+3=19 also an prime so why not the ans is 3...Am not sure fix me if am wrong
• 9 years agoHelpfull: Yes(2) No(0)
• a=3
  b=19
  c=1
  d=11
  e=13
• 9 years agoHelpfull: Yes(1) No(0)
• A=3,B=1,c=7,d=11,e=13
• 9 years agoHelpfull: Yes(1) No(0)
• Dey askd for D value
• 9 years agoHelpfull: Yes(0) No(1)
• its D.
  D=11.
• 9 years agoHelpfull: Yes(0) No(1)
• prime
  d=11
• 9 years agoHelpfull: Yes(0) No(0)
• Its D
  = 1 .
• 9 years agoHelpfull: Yes(0) No(0)
• A=3
  B=1;
  C=19;
  D=13;
  E=11
• 9 years agoHelpfull: Yes(0) No(0)
• any one explain the questions ............what find in that questions
  
  in not this questions............
• 9 years agoHelpfull: Yes(0) No(0)
• a=3;
  b=13;
  c=1;
  d=11;
  e=19;
• 8 years agoHelpfull: Yes(0) No(0)
• y cant d can be 13
  
• 8 years agoHelpfull: Yes(0) No(0)