D
1) Choose the missing terms out of the given alternatives : 2A11, 4D13, 12G17, ?
Explanation :
1st number : 2 × 2 = 4 × 3 = 12 × 4 = 48
Middle letter : A + 3 = D + 3 = G + 3 = J
3rd number : 11 + 2 = 13 + 4 = 17 + 6 = 23