Answer:
12
Step-by-step explanation:
This is a simple solution, you simply need to multiply 30 by 40%
1. 30 * .4 = 12
12.
30 is 100%, so to find 40%, we can divide 30 by 10 to find 10% of 30, which'd be 3. Then, we can multiply it by 4 since 10% * 4 is 40%. Thus our answer is 12.
