In a hostel there were 100 students. To accommodate 20 more students the average is decreased by rupees 5. But total expenditure increased by Rs.400. Find the total expenditure of the hostel now?	Answers.
A) Rs.5800	B) Rs.5480	C) Rs.5400	D) Rs.5900	E) Rs.5430
100x + 400   = 12(x – 5)   x = 50   100 * 50 + 400= 
<gadget id="calculator">100 * 50 + 400</gadget>
<output>5_400</output>
5400   Answer:Rs.5400
<result>C</result>
In a hostel there were 100 students. To accommodate 20 more students the average is decreased by rupees 5. But total expenditure increased by Rs.400. Find the total expenditure of the hostel now?