To gain more sales, the food truck offers a discount one month of $1.50 off its sandwiches. How many more sandwiches will it need to sell to earn more money from selling sandwiches than it pays in expenses and food costs?

What two criteria are needed for triangles to be similar

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.

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?