**(i)** **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 as hostel charges 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.**

**(ii)** **A fraction becomes 1/3 when 1 is subtracted from the numerator and it becomes 1/4 when 8 is added to its denominator. Find the fraction.**