The following information is available for a watch showroom. Calculate the following:

a) Contribution

b) PV Ratio

c) BE Ratio (in no. of units and value)

d) MOS at actual sales of Rs. 6,00,000/-

e) Number of watches to be sold to get a profit of Rs. 20,000/-

Sale Price	Per unit (Rs.)	9800
Variable Costs	Per unit (Rs.)	4905
Commission (variable)	Per unit (Rs.)	500
Rent	Per month (Rs.)	100000
Salaries	Per Month (Rs.)	120000