42
24+6*1=30 30+6*2=42 42+6*3=60 60+6*4=84 84+6*5=114
What number should replace the question mark?
28 -> 9
52 -> 15
84 -> 23
20 -> 7
100 -> ?
27 28 32 93 54 40 48 64 48 67 84 64 55 50 ?
