Ans is 162824. Here the logic is.. 532=(5*3)(3*2)(2*5)(5*3+3*2+2*5-middle digit of 532 i.e., 3) So 532=1561028
Same logic is applicable for all So 821=1628(16+2+8-2(middle digit of 821)) Now the ans is 162824
If 2 + 3 = 532 3 + 4 = 743 4 + 1 = 514 2 + 5 = 752 then 6 + 3 = ?