In a manufacturing concern, the daily wages guaranteed for workers is Rs 40. The standard output for a month is 1,000 articles, representing 100% efficiency. The rate of wages is paid without bonus to those workers who show up to 66 2/3% efficiency. Beyond this, bonus is payable in a graded scale
|
Efficiency (%) |
Bonus (%) |
|---|---|
|
90 |
10 |
|
100 |
20 |
A further increase of 1% of bonus is provided for every 1% increase in efficiency. Calculate the total earnings of A, B, C and D who have worked 26 days in a month with the following productivity: A—500 units, B—900 units, C—1,000 units and D—1,200 units.