5 friends went to a restaurant and decided to pay the bill amount equally. But 4 of them could pay Rs. 50 each as a result 5th has to pay Rs. 40 extra than his share. Find the amount paid by him.	Choose the correct option:
A) 130 B) 110 C) 50 D) 100 E) None
Explanation:   Average amount paid by 4 persons = Rs. 50   Increase in average due to Rs. 40 paid extra by the 5th men = Rs. 40/4= Rs. 10   Therefore, Average expenditure of 6 friends = Rs. 50 + Rs. 10 = Rs. 60   Therefore, Amount paid by the 6th men = Rs. 60 + Rs. 40 = Rs. 100   Correct Option: 100
<result>D</result>
5 friends went to a restaurant and decided to pay the bill amount equally. But 4 of them could pay Rs. 50 each as a result 5th has to pay Rs. 40 extra than his share. Find the amount paid by him.