Plz !
william bought a photocopier and supplies for $162.50, which will allow him to make copies for $0.12 each. a photocopy store charges $0.21 for each copy. how many copies must william make before his total cost is less than getting copies made at the photocopy store?
a) william must make more than 1705 copies.
b) william must make more than 1915 copies.
c) william must make more than 1805 copies.
d) william must make more than 1905 copies.