找数字规律~144 72 18 3

问题描述:

找数字规律~144 72 18 3
1.144 72 18 3
A.1 B.1/3 C.3/8 D.2
2.3 2 5/3 3/2
A.7/5 B.5/6 C.3/5 D.3/4
3.1 1 3/2 2/3 5/4
A.4/5 B.5/7 C.6/7 D.1/5

1.C 因为144/3=48 72/3=24 18/3=6 3/3=1 后面则是3/8除以3=1/8
2.B
3.A