Answer:
10% decrease
Step-by-step explanation:
The formula for percent change is:

Therefore, for this example:

The negative value indicates that the change was a decrease. Therefore, there was a 10% decrease.
Answer:
For older than 30:
Put 6 or 7 in facial hair. Then, put 3 or 5 in no facial
For younger than 30: Put 4 in no facial, and put 1 in facial.
There’s no answer choices