If statements and && or ||

Question

OK so I\'m a beginner with C# and I am having trouble understanding the if statement below.

For this example INumber is declared as 8, dPrice is 0 and dTAX is 10.

Answer 1

it should only enter the If statement, if iNumber does not equal 8 OR if iNumber does not equal 9. It does not equal 9, so it will enter