Posted by **blake** on Thursday, September 25, 2008 at 3:40am.

the following numbers are put in a machine and put out, they are in a pattern. if you put in 4.5, what will you get out.

input output

-15 -7

-6 -4

0 -2

3 -1

6 0

12 2

- math -
**drwls**, Thursday, September 25, 2008 at 3:57am
You have a linear relationship netween input and output. Note that every increase of 3 in the input increases the output by 1. 4.5 is 1.5 above 3, so you will 0.5 above -1, or -0.5.

If you were to use algebra, it would be

y = x/3 -2

x is the input and y is the output

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