If ABC ~ DEF what is the scale factor of abc to def

How can you tell when x and y are not directly proportional?

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? \ 8,000 + 24x 8,000 - 24x 8,000 + 2x 8,000 - 2x

Find the rate at which the water is now flowing from the tap give your answer cubic centimetres per second