Four chefs can cook a dish in twenty minutes. They hire an extra chef. How long will it take the five of them to cook the same dish, if they all work at the same rate as the original four?

Country carpets charges $22 per square yard for carpeting, and an additional installation fee of $100. city carpets charges $25 per square yard for the same carpeting, and an additional installation fee of $70

If f(x) = 2x + 2 and g(x) = x? , what is (gºf)(2)?

High schoolmathematics 5 points keith is the leading goal scorer for a team in an ice hockey league. last season, he scored 42 goals in 82 games. assuming he scores goals at a constant rate, what is the slope of the line that represents this relationship if the number of games is along the x-axis and the number of goals is along the y-axis?