Answer:
Mr. Berg got $4 in change.
Step-by-step explanation:
10 divided by 2 is 5, 5 + 8 is 13
thus f(10)= 13
hope this helps
Answer:
The new amount is 8.
Step-by-step explanation:
80% of 40 is 32, so subtract 32 from 40 to get 8.
I cannot see the picture ?