The booster club at school is raising funds by selling t-shirts at each athletic event. They must pay the manufacturer $110 plus $5.50 for each T-shirt, which they sell for $8.00. How many T-shirts do they need to sell to break even?

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square

Determine the domain and range of the given function. the domain is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}. the range is all real numbers all real numbers greater than or equal to –2{x: x = –2, –1, 0, 1, 2}{y: y = –2, –1, 0, 1, 2}.

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.