The cooking instructions for roast chicken state that it needs 90 minutes plus an additional 15
minutes per kilogram. As a formula, this is written:
T = 90 + 15m
where T is the time, in minutes, and m is the mass, in kilo-
grams.
Juan calculated the cooking time for a chicken as 2 hours 45
minutes.
a How heavy was Juan's chicken?

The revenue generated by a bakery over x months, in thousands of dollars, is given by the function f(x) = 2(1.2)* the cost of running the bakery forx months, in thousands of dollars, is given by the function g(x) = 2x + 1.4determine the equation for h if h(x) = f(x) - g(x).oa. m(x) = (1-2)*-x-07b.(x) = 2(1 2 - 2x -0.7)h(x) = -2((1.2) + x + 0.7)d. h(x) = 2((12) - x-0.7)

Simplify (4x^2 - 8xy + 2y^2) - (9x^2 - 4xy - 7y^2) a. -5x^2 + 4xy + 9y^2 b. -5x^2 - 4xy + 9y^2 c. -5x^2 + 12xy + 4y^2 d. -5x^2 - 4xy - 5y^2

Susie wants to take her friend out for lunch. she wants to spend $9.75 each person. how much will she spend in all.