Find the average of all the numbers between 4 and 32 which are divisible by 5.
Select.
A) 17.5	B) 20	C) 24	D) 30	E) 32

Rationale: "solution average = ( 5 + 10 + 15 + 20 + 25 + 30 ) / 6 ) = 105 / 6 = 17.5 . answer a"
Answer: A