Answer:
6
Step-by-step explanation:
6/1 is an improper fraction which is also equal to 6.
1+4 = 5
2+5 and add 5 = 12
3+6 and add 12 = 21
4+7+21=32
5+8+32=45
6+9+45=60
7+10+60=77
8+11+77=96
Step-by-step explanation:
A ; 2 × 12 = 3×4
B; 2 × 12 = 3×6
C ; 2 × 18 = 3×18
D; 2 × 36 = 3× 12