Question

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?; 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?

Answer 1

Values of A, D and E confirmed. Two possibilities for B and C.