# economics

posted by
**laverne**
.

Y= consumption X= Disposable income

Y X

5,000 10,000 A

8,000 20,000 B

Refer to info above. The slope of the line between points A and B is:

A) .3

B) 2.3

C) 3.3

D) indeterminate from this information.

How do you figure this out. What is the math to calculate this? Can any one help?