In a hostel there were 100 students. To accommodate 20 more students the average is decreased by rupees 5. But total expenditure increased by Rs.400. Find the total expenditure of the hostel now?

Related Mcqs:

A building contractor employs 20 male, 15 female and 5 child workers. To a male worker he pays Rs.25 per day, to a female worker Rs.20 per day and a child worker Rs.8 per day. The average wage per day paid by the contractor is__________?

A. Rs.20 B. Rs.21 C. Rs.22 D. Rs.23...

The average of five results is 46 and that of the first four is 45. The fifth result is__________?

A. 1 B. 10 C. 12.5 D. 50...

The average amount with a group of seven numbers is Rs. 20. If the newly joined member has Rs. 50 with him, what was the average amount with the group before his joining the group?

A. Rs. 25 B. Rs. 18 C. Rs. 15 D. Rs. 22...

Five years ago the average of the ages of A and B was 40 years and now the average of the ages of B and C is 48 years. What will be the age of the B ten years hence?

A. 55 years B. 56 years C. 58 years D. Data inadequate...

The average of first five multiples of 3 is____________?

A. 3 B. 9 C. 12 D. 15...