Miss penny inherits $520 She decides to save some of the money and spend the rest The ratio of savings to spending 7:6

Let f(x) = x+3 and g(x) = 1/x the graph of (fog)(x) is shown below what is the range of (fog)(x)?

Which representation has a constant of variation of -2.5

The length of a shadow of the building is 36m. the length of the pole, which is perpendicular to the ground, is 1.9m. the length of the pole's shadow is 1.52m. what is the height of the building?