Serena has found a home that she wants to buy. The price Serena has agreed to pay for the house is$148,000. Serena has saved $20,000 for a down payment, and her grandmother has given her anadditional $5,000 to use for the purchase of a home. How much of the house will Serena need to finance?

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.