If 4+5=24; 7+2=21; 9+6=63; 6+7=?
If 2 3 = 10 7 2 = 63 6 5 = 66 8 4 = 96 then 9 7 = ?
Which number will replace the "?" and complete the sequence?
1; 1; 2; 4; 3; 9; 4; 61; 5; 52; 6; 63; 7; ?