20. (10 points) Alum manufactures aluminum strips for commercial building construction. Alum makes three types of strips 1/8 inch, 1/4 inch and 1/2 inch. Actual and Budget operating data by product for the most recent reporting period are as follows: ACTUAL 1/4 1/8 1/2 118 BUDGET 1/4 1/2 Sales-#units 84 126 210 200 100 200 Price / unit $25 $32 $45 $20 $30 $40 Var. Cost / unit $16 $18 $22 $15 $17 $20 21. (6 points) Continuing with Alum data in the previous problem, assume Alum budgeted a 10.0% share sales of total aluminum strip products in the local market. Reliable industry data indicates that the actual total number of aluminum strip products sold in the market during same period was 5,250. a. The firm's market share variance based on contribution margin for the period is: 1) $6,615 Fav 2) $1,323 Unfav 3) $1,523 Unfav 4) $ 966 Fav b. The firm's market size variance based on contribution margin for the period is: 1) $ 144 Fav 2) $1,523 Unfav 3) $1,008 Unfav 4) $ 315 Fav