Shawn bought $45.00 worth of pencils from Office Max. If the sales tax is 4%, what was the amount of tax she had to pay?
1 answer:
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The function is 
.
This means that as we get from 1 to 2, we have the following values:
, and 
.
Similarly, if we check x=3, we have
.
We can see that as x changes by 1 (with greater values), y increases by a factor of 12.
Answer: multiply by 12
This means that as we get from 1 to 2, we have the following values:
Similarly, if we check x=3, we have
We can see that as x changes by 1 (with greater values), y increases by a factor of 12.
Answer: multiply by 12