Q. The average of all the numbers between 6 and 50 which are divisible by 5 is :
Answer: 27.5
Notes: Required numbers are : 10, 15, 20, 25, 30, 35, 40, 45. Total Sum of these numbers is 220. $latex Now,\ Average = \frac{220}{8} = 27.5&s=1$ Hence option [B] is correct answer.

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