A library has an average of 500 visitors on Sundays and 140 on other days. The average number of visitors per day in a month of 30 days beginning with a Sunday is :	Choose the correct option.
A) 100
B) 200
C) 300
D) 400
E) 550
Explanation:   Since the month begins with a Sunday, so there will be five Sundays in the month,   Required average = (500 * 5 + 140 * 25) / 30 = 6000/30= 
<gadget id="calculator">6000/30</gadget>
<output>200</output>
200   Answer: 200) 200
<result>B</result>
A library has an average of 500 visitors on Sundays and 140 on other days. The average number of visitors per day in a month of 30 days beginning with a Sunday is :