The average of all the numbers between 6 and 50 which are divisible by 5 is
Options:
A . 28.5
B . 22
C . 30
D . 27.5
Answer: Option D Answer: (d)Using Rule 1, Average of two or more numbers/quantities is called the mean of these numbers, which is given by$\text"Average(A)" = \text"Sumof observation / quantities"/\text"No of observation / quantities"$∴ S = A × n Numbers are : 10, 15, 20, 25, 30, 35, 40, 45 Sum = 220 Average = $220/8$ = 27.5
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