Set A contains all the even numbers between 42 and 90 inclusive. Set B contains all the even numbers between 62 and 110 inclusive. What is the difference between the sum of elements of set B and the sum of the elements of set A?	Choose the most appropriate option.
A) 300 B) 350 C) 400 D) 450 E) 500
Each term in set B is 20 more than the corresponding term in set A.   The difference of the sums = 25 * 20= 
<gadget id="calculator">25 * 20</gadget>
<output>500</output>
500.   The answer is 500.
<result>E</result>
Set A contains all the even numbers between 42 and 90 inclusive. Set B contains all the even numbers between 62 and 110 inclusive. What is the difference between the sum of elements of set B and the sum of the elements of set A?