Materials of equal value for trading
- 1 stone = 4 logs
- 1 brick = 10 logs
- 2 logs = 150 nails
It takes 39 stones and 165 logs to build 3 sheds.
What is the exact number of logs needed to build 5 sheds?
Answer: ____________logs
A.
275
B.
330
C.
99
D.
220