PLEASE HELP QUIZ QUESTION. I dunno this so pleaseeeeee (ill give brainliest if i can)

I think it is 45°

Step-by-step explanation:

I believe that ∠ZWX and ∠WZY are corresponding angles

The correct selling price is $29.97.

Step-by-step explanation:

Since we have given that

Cost price of an item = $27

Mark up rate = 11%

So, Amount of mark up would be

So, Amount after mark up would be

Hence, the correct selling price is $29.97.

The manager's likely error is that he has put the selling price the mark up amount only i.e $2.9≈$3 instead of adding the mark up amount to the cost price.