A 6 CYLINDERHAS CYLINDERS WITH A RADIUS OF 2.22" AND A HT. OF 3.25", WHAT IS ENGINE SIZE OF THIS CAR?

I will assume you are trying to type:

A 6 cylinder car has cylinders with .....

volume of one cylinder
= π(2.22^2)(3.25)
= 50.3198.....

so the engine is 6(50.3198..) = 301.9 cubic inches