Rajesh calculated his average over the last 24 tests and found it to be 76. He finds out that the marks for three tests have been inverted by mistake. The correct marks for these tests are 87, 79 and 98. What is the approximate percentage difference between his actual average and his incorrect average?	Options:
A) 0
B) 9
C) 8
D) 7
E) 5
No Change   Incorrect value is: 78, 97, 89   correct values are: 87, 79, 98   difference between correct and incorrect value is= 9 + 9 -18= 
<gadget id="calculator">9 + 9 -18</gadget>
<output>0</output>
0   0nswer:0
<result>A</result>
Rajesh calculated his average over the last 24 tests and found it to be 76. He finds out that the marks for three tests have been inverted by mistake. The correct marks for these tests are 87, 79 and 98. What is the approximate percentage difference between his actual average and his incorrect average?