Please solve ASAP

Q-15 Yamuna Ltd. manufactures a product, currently utilising 80% capacity with a turnover of Rs.8,00,000 at Rs. 25 per unit. The cost data are as under: Material cost Rs.7.50 per unit, Labour cost Rs.6.25 per unit Semi-variable cost (Including variable cost of Rs.3.75) per unit Rs. 1,80,000. Fixed cost Rs. 90,000 upto 80% level of output, beyond this an additional Rs. 20,000 will be incurred. Calculate : (i) Activity level at Break-Even-Point (ii) Number of units to be sold to earn a net income of 8% of sales