A trader bought 12 shirts for $150 altogether. He sold 11 them for $20 each and one for $10. Work out his overall percentage profit or loss.

Jahdzia wears her winter coat when the temperature is colder than -4 degrees celsius. write an inequality that is true only for temperatures (t) at which jahdzia wears her winter coat.

21 type the correct answer in each box. if necessary, round your answers to the nearest hundredth the vertices of abc are a(2,8), b(16, 2), and c(6,2). the perimeter of abc is units, and its area is square units

At saturday nights football game there were 18 less fans than half the fans at friday nights game. there were "x" fans at friday's game. write an expression to represent the number of fans at saturday's game. *** urgent***