I think you mean "ratio", not "raito." Ummm... The answer is 30 models that were sold
Answer:
It is letter C
Step-by-step explanation:
Answer:
30
Step-by-step explanation:
you have to devide the total amount they paid with the number of books.. 2550÷85=30
Answer: Last option.
Step-by-step explanation:
The equation of the line in slope-intercept form is:

Where m is the slope and b the intersection with the y-axis.
You can observe in the graph that the line passes through the origin, then:

Choose two points of the line and calculate the slope with:

Points: (2,3) and (-2,-3)
Substitute values, then the slope is:

Substituting "m" and "b" into
, you get that the equation is:

This can be written as:

Detach emotionally and don't think about whats giving you that crippling depression