Arithmetic Mcqs
Q. A library has an average of 510 visitors on Sunday and 240 on other days. The average number of visitors per day in a month of 30 days beginning with a Sunday is___________?
a. 250
b. 276
c. 280
d. 285
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 = 285
