Below are various financial data for SunPath Manufacturing for $2005$ & $2006.$

$$

$$

$$

$2005$

$2006$

Output:

Sales

$$300,000$

$$430,000$

Inputs:

Labor

$$40,000$

$$48,000$

$$

Raw Materials:

$$45,000$

$$51,000$

$$

Energy:

$$12,000$

$$8,000$

$$

Capital Employed:

$$250,000$

$$282,000$

$$

Other:

$$2,000$

$$6,000$

$$

a$)$ What is the percentage change in SunPath$$s total productivity measure between $2005$ & $2006?$

b$)$ What is the percentage change in the energy partial productivity measure for SunPath between $2005$ & $2006?$

c$)$ What is the percentage change in the multifactor labor and raw materials productivity measure for SunPath between $2005$ & $2006?$