The two best deals would be buy two get two free and the 1/2 off because both would equal 50% off the total price of buying 4 wheels.
This is better than the alternative of only 45% off.
Hi,
To add two fraction, they must have the same denominator.
So 5/6 = 10/12
Now : 10/12 + 1/12 = 11/12
8333/5000 have a brainly day :)
Is the answer because it has no other side like 
5- How do you go to school everyday? Or who picks you up from home to school,
6- Students.