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afla jumatatea, apoi patrimea numerilor 4,8,16,20, 12, 24, 36.

Răspuns :

2si1
4si2
8si4
10si5
6si3
12si6
18si9
Jumatatea:
4:2=2
8:2=4
16:2=8
20:2=10
12:4=3
24:2=12
36:2=18

Patrimea:
4:4=1
8:4=2
16:4=4
20:4=5
12:4=3
24:4=6
36:4=9