D. If you were to say the given ratio aloud, it would go something like this: 4 to 3, 4,3 or 4 sports video games to 3 driving ones. So, the answer is 4 to 3, or answer D.
The school bought 16 calculators.
504/31.50 =16
The point-slope form:

We have the points (-8, -8) and (-7, 9). Substitute to the formula of a slope:

Put the coordinates of the point (-7, 9) and the value of slope to the point-slope formula:
