If that is the source of there revenue
Then why rumors r there that in coming days they may reduce NCF
Lunch cost varies by a wide mergin between Macdonald and a roadside dhaba so cost of doing business is not same for every operator. Mac cannot give you a lunch at rs 50 but in roadside dhaba at Rs 50 you will get so much food that you cannot eat alone. And if a new dhaba comes up he will offer same lunch at Rs 30 to bring customer