Answer:
??
Step-by-step explanation:
Hm?
Answer:
38%
Step-by-step explanation:
The additional wage compared 12 years of education to 16 years of education is:

3 9/100 would be written as a decimal like this, 3.09. You say three and nine one hundredths. The 9 has to be in the hundredths place, so you put a 0 in front of it. And since the 3 is hole, you put it in front of the decimal point.