Find the average of all numbers between 6 and 36 which are divisible by 7 Choose the correct choice from the following:
A) 20 B) 15 C) 25 D) 30 E) 35

Rationale: explanation : average = ( 7 + 14 + 21 + 28 + 35 ) / 7 = 105 / 7 = 15 option b
Answer: B