Fred goes to a seafood market to purchase lobsters. All the lobsters he buys cost either $4 or $5. If he buys a total of 25 lobsters, and spends $112, what fraction of the lobsters that he purchased cost $5?
A) \frac{12}{25}
B) \frac{13}{25}
C) \frac{14}{25}
D) \frac{3}{5}
E) \frac{16}{25}
A) \frac{12}{25}
B) \frac{13}{25}
C) \frac{14}{25}
D) \frac{3}{5}
E) \frac{16}{25}