The average of five consecutive odd numbers is 61. What is the difference between the highest and lowest numbers ?	Choose the correct choice from the following answers:  A) 7  B) 8  C) 5  D) 4  E) 2
Let the numbers be x, x + 2, x + 4, x + 6 and x + 8.   Then [x + (x + 2) + (x + 4) + (x + 6) + (x + 8) ] / 5 = 61.   or 5x + 20 = 305 or x = 57.   So, required difference = (57 + 8) - 57= 
<gadget id="calculator">(57 + 8) - 57</gadget>
<output>8</output>
8   Answer: 8
<result>B</result>
The average of five consecutive odd numbers is 61. What is the difference between the highest and lowest numbers ?