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A library has an average of 590 visitors on Sundays and 260 on other days. The average number of visitors per day in a month of 30 days beginning with a Sunday is

Question and options

A library has an average of 590 visitors on Sundays and 260 on other days. The average number of visitors per day in a month of 30 days beginning with a Sunday is
  1. 350
  2. 425
  3. 375
  4. 315

Answer and explanation

Correct answer: D - 315
A 30-day month starting on Sunday has 5 Sundays (1, 8, 15, 22, 29) and 25 other days. Total = 5×590+25×260=2950+6500=94505 \times 590 + 25 \times 260 = 2950 + 6500 = 9450; average = 945030=315\frac{9450}{30} = 315.

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  • CUSAT CAT LLM

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