There were 42 students in a hostel. Due to the admission of 13 new students, the expenses of the mess increase by Rs. 30 per day while the average expenditure per head diminished by Rs. 3. What was the original expenditure of the mess ?
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Improve the bracketed part of the sentence. In the eighteenth century, Japan's feudal overlords, from the shogun to the humblest samurai, found themselves (on) financial stress.