Complete the addition table. Can someone please help cause I really don’t understand this and it’s due tomorrow!! :C

Acoin bank containing only dimes and quarters has 12 more dimes than quarters. the total value of the coins is $11. how many quarters and dimes are in the coin bank?

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

What is the image of c for a 90° counterclockwise rotation about a? (3, 7) (-1, 3) (7, 3)