There are 18 boys on a football team. of the team, 1/3 of the boys are 12 years-old. of the 12 year-olds, 1/3 have never played football before. what fraction of the boys on the team are 12 years-old who have not played football before?

What can be said about the relationship between triangles and circles? check all that apply. a) many circles can be inscribed in a given triangle b) exactly one triangle can be inscribed in a given circle c) exactly one circle can be inscribed in a given triangle d) many triangular shapes can be circumscribed about a given circle

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a.the profit when the unit price is equal to 0b.the unit price(s) when the profit is equal to 0c.the profit when the unit price is greatestd.the unit price(s) when profit is greatest

Benefit(s) from large economies of scale, in which the costs of goods decrease as output increases. natural monopolles perfect competition