What is the radius of a tree trunk with a circumference of 43.96 inches?(use pie = 3.14.)

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made. determine an equation to model his situation?

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?