10 people went to a hotel for combine dinner party 5 of them spent Rs. 20 each on their dinner and rest spent 4 more than the average expenditure of all the 10. What was the total money spent by them. Select:
A) 1628.4
B) 1534
C) 1492
D) 240
E) None of these
Solution: Let average expenditure of 10 people be x.   then,   10x = 20*5+5*(x+4);   Or, 10x = 20*5+5x+20;   Or, x = 24;   So, total money spent = 24*10 = Rs. 240.   Answer: Option 240
<result>D</result>
10 people went to a hotel for combine dinner party 5 of them spent Rs. 20 each on their dinner and rest spent 4 more than the average expenditure of all the 10. What was the total money spent by them.