A square with an area of 196 ft² is reduced by factor of 1/4 how long are the new sides of the square

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

If f(x) = 4x – 3 and g(x) = 8x + 2, find each function value a.f[g(3)] b.g[f(5)] c.g{f[g(-4)]}

Typically a point in a three dimensional cartesian coordinate system is represented by which of the following answers in the picture !