CLAT 2016 Question Paper with answer key for online practice

A part of monthly hostel charges is fixed and the remaining depends on the number of days one has taken food in the mess. When a student A takes food for 20 days, she has to pay Rs. 1000 ashostel char ges whereas a student B, who takes food for 26 days, pays Rs. 1180 as hostel charges.Find the fixed charges and the cost of food per day.