Answer:
C
Step-by-step explanation:
The answer is C, because X is per year, so its 150 books per year, and the library already had is 7000 bc your adding that number to the amount of books your going to buy per year
Answer:
45
Step-by-step explanation:
To find the number you just add 6 to 39 which gets you 45.
There is an easy way, 50.10=500. If there are 50 stack; there is total 10+10+10+ ... +10=50.10=500 p .
Answer:
$12.96
Step-by-step explanation:
Before Tax Price: $12.00
Sale Tax: 8.00% or $0.96
After Tax Price: $12.96