27
- 3.204
10.8
----------
12.996 ?
12 pieces i think sorry for the uncertainty
1/10 of an hour (D) is correct. Hope this helped :)
Given equation is 
Now it says to find f(2)
that simply means plug x=2 because we see that 2 is written in place of x in f(x) and f(2)



Hence final answer is 