In a hostel there were 100 students. To accommodate 45 more students the average is decreased by rupees 5. But total expenditure increased by Rs.400. Find the total expenditure of the hostel now?	Choose the correct choice from the following options:
A) A)Rs.5800
B) B)Rs.5480
C) C)Rs.2900
D) D)Rs.5900
E) E)Rs.5430
100x + 400   = 145(x – 5)   x = 25   100 * 25 + 400= 
<gadget id="calculator">100 * 25 + 400</gadget>
<output>2_900</output>
2900   Answer:Rs.2900
<result>C</result>
In a hostel there were 100 students. To accommodate 45 more students the average is decreased by rupees 5. But total expenditure increased by Rs.400. Find the total expenditure of the hostel now?