The average of 3 consecutive odd numbers is 30. What is the difference between the highest and lowest numbers?  Choose the most appropriate option
A) 5
B) 6
C) 8
D) 4
E) 3
Let the numbers be x, x+2, x+4   Then, (x+ x+2+ x+4)/3 = 30   x = 28   Required answer is = 28+4-28= 
<gadget id="calculator">28+4-28</gadget>
<output>4</output>
4   Answer is 4
<result>D</result>
The average of 3 consecutive odd numbers is 30. What is the difference between the highest and lowest numbers?