Gopal furnishes the following data relating to the manufacture of a standard product during the month of April 1984:

Raw materials consumed

Rs 15,000

Direct labour charges

Rs 9,000

Machine hours worked

900

Machine hour rate

Rs 5

Administrative overheads

20% on works cost

Selling overheads

Re 0.50 per unit

Units produced

17,100

Units sold

16,000 at Rs 4 per unit

You are required to prepare a cost sheet from the aforementioned data showing (a) the cost per unit and (b) profit per unit sold and profit for the period.