a part of monthly hostel charge is fixed and the remaining depends on the number of days one has taken food in the messWhen Swati takes food for 20 days she has to pay rupees 3000 as hostel charges where is Mansi who takes food for 25 days Rs 3500 as hostel charges find the fixed charges and the cost of food per day
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Let The fixed charges be x
and the remaining b y...
x+20y=3000
x+25y=3500......(ELIMINATION METHOD)
-----------------------
-5y=-500
y=100
x+2000=3000
x=1000
The fixed charge is 1000...
and cost of food per day is 100
hope it helps.....plzz mark as BRAINLIEST.......
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