Bradley owns b video game cartridges. If Bradley’s total is one-ninth the total owned by Andrew and four times the total owned by Charlie, how many video game cartridges do the three of them own altogether, in terms of b? Choices:
A) 37b / 4
B) 39b / 4
C) 41b / 4
D) 43b / 4
E) 45b / 4
b = Bradley’s total   9b = Andrew’s total   b/4 = 41b / 4harlie’s total   The total number of cartridges is:   b + 9b+ b/4 = (4b + 36b + b) / 4 = 41b / 4   The answer is 41b / 4.
<result>C</result>
Bradley owns b video game cartridges. If Bradley’s total is one-ninth the total owned by Andrew and four times the total owned by Charlie, how many video game cartridges do the three of them own altogether, in terms of b?