Step-by-step explanation:
30=100%
? =60
=18 problems
Answer:
18 answers
1) 30 of 60%
2)30*.6
3)18
check:
18/30=0.6
0.6=60%
...
C for Question 3
B for Question 4
The other parenthesis, but if that was a typo then I'm not sure. Hope this helps! :)