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There are 42 students in a hostel. If th...

There are 42 students in a hostel. If the number of students increases by 7, then the expenses of the mess increased by Rs. 32.5 per day while the average expenditure per head diminishes by Rs. 1.5. Find the original expenditure of the mess.

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The correct Answer is:
Rs. 636
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ADVANCED MATHS BY ABHINAY MATHS ENGLISH-AVERAGE-QUESTIONS
  1. There are 35 students in a hostel. If the number of students increases...

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  2. There are 60 students in a hostel. If the number of students increases...

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  3. There are 42 students in a hostel. If the number of students increases...

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  4. There are 320 students in a hostel. If the number of students decrease...

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  5. There are 30 workers in a factory. If the number of workers increases ...

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  6. 9 people went to a hotel for combined dinner. 8 people out of 9 spend...

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  7. 19 people went to a hotel for a combined dinner party. 14 of them spen...

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  8. The average weight of 11 persons out of 12 is 95 kg. The weight of 12t...

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  9. 9 people went to a hotel for combined dinner. 8 people out of 9 spend...

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  10. In a particular week the average number of people who visited the Taj ...

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  11. In a class, the number of boys and girls are distinct. The average age...

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  12. The average monthly income of a family of four earning members was Rs....

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  13. A shipping clerk has to weigh 6 distinct packets. He weighs them four ...

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  14. The average temperature from Monday, Tuesday, Wednesday is 38^(@)C . W...

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  15. The average expenditure of 4 Boys and 3 Girls is Rs. 120 . If the aver...

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  16. The cost of 6 tables and 12 chairs is Rs. 7800. If the average cost o...

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  17. Average score of 52 students of a class is 85. If top five scorer are ...

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  18. A ship 55 km from the shore springs a leak which admits 2 tonnes of wa...

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  19. A ship 60 km from the shore spring a leak which admits 3(3)/(4) tonne...

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  20. The average age of an adult class is 40 years. 12 new students with an...

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