Question

25%de 100?
10%de100?
10%de250?
10%de70?
50%de400?
25%de400?
35%de100?
30%de250?
5%de70?
75%de400?

Answer 1

na ordem: 

25
25
7
200
100
35
75
3,5
300

Answer 2

10%de 100=10
10%de 250=25
10%de 70=7
50%de 400=200
25%de 400=100
35%de 100=35
30%de 250=75
5%de 70=3.5
75%de 400=300