Tracy took a quiz containing 12 items. if she got 5/6 of the item correct, how many did she get correct?

Can someone me with my hwplz(only the circled ones)

Select the correct answer from the drop-down menu. subtracting 3xy^2 from 8xy^2 gives the same result as the expression. [tex]3xy ^{2} - 8xy ^{2} [/tex][tex] { - 7xy}^{2} - {2xy}^{2} [/tex][tex] {7xy}^{2} - {2xy}^{2} [/tex]

What is fraction that is equivalent to 3/8