X roommates agree to split the cost of utilities for their apartment, which usually cost $Y per month. At the end of the year, the monthly cost of utilities increased by $250. How much did each roommate has to pay each month for his/her total share?
A. 250/X
B. 250Y/X
C. XY/250
D. (Y + 250)/X
E. X/Y + 250/X
A. 250/X
B. 250Y/X
C. XY/250
D. (Y + 250)/X
E. X/Y + 250/X