What is the constant of variation, k, table?

Question

Price Total price plus sales tax.

1.00 $1.06

2.00 $2.06

3.00 $3.06

4.00 $4.06

Answer 1

FOr the above values, the constant variation table would be as follows :

Price   TotalPrice     Constant Variation

1.00 $1.06   1

2.00 $2.06 1.3

3.00 $3.06 1.2

4.00 $4.06 1.15

Answer 2

Te cosntant variation ie. marginal revenue is $1 and the average revenue would be as follows:

Price Total price   Marginal  Average          

   ....   (+sales tax)     Rev      Revenue

      

1.00 $1.06          .. $1      .....  $1.06

2.00 $2.06          .. $1       ....  $1.03

3.00 $3.06..     ..    $1      .....  $1.02

4.00 $4.06          .. $1    ......   $1.015