Question

There are 35 students in a hostel. If 7 new students join, the cost of the meal will be Rs 42 / - increased and the average cost of food is Rs 1 / - is sufficient. What is the total cost of the first meal?​

Answer 1

Answer:

So, let the original expenditure be Rs x per day per student. Hence, the total expenditure at 35 students per day is 35×x Rs i.e. Rs 35x. Now, if 75 students are added to the hostel, so the total number of students is 35 + 7 = 42. So option (c) is the correct answer.

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Answer 2

Answer:

35+7=42

meal cost 42×42= 1764