A library has an average of 510 visitors on Sundays and 240 on other days. The average number of visitors per day in a month of 30 days beginning with a Sunday is ?	Choose one.
A) 285
B) 227
C) 271
D) 187
E) 199
Since the month begins with a Sunday, so there will be five Sundays in the month,   Required average = (510 * 5 + 240 * 25) / 30 = 8550/30= 
<gadget id="calculator">8550/30</gadget>
<output>285</output>
285.   285nswer: 285
<result>A</result>
A library has an average of 510 visitors on Sundays and 240 on other days. The average number of visitors per day in a month of 30 days beginning with a Sunday is ?