Answer:
12 picks total
Step-by-step explanation:
1. multiply 2 (orange picks) by 4 (green picks)
2*4=8 total orange picks
2. add green picks (4) + orange picks (8)
4+8=12
Answer:
30
Step-by-step explanation:
2700/90 = 30
27/9 = 3
100/10 = 10
3*10 = 30
Answer:
In the attachment.
Step-by-step explanation:
Rewrite 
as a 
. Then mark each set with different color and take the intersection of these.
28=2*2*7=2²*7;
46=2*23=>the greatest common factor is 2
