A library has an average of 510 visitors on sundays and 240 on other days . The avearge number of visitors per day in a month of 30 days beginning with a sunday is?	Choose the correct choice from the following choices: A) 150 B) 225 C) 285 D) 315 E) 374
Since the month begin with 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   Answer is 285
<result>C</result>
A library has an average of 510 visitors on sundays and 240 on other days . The avearge number of visitors per day in a month of 30 days beginning with a sunday is?