For a certain shoe factory the fixed costs are Rs 200,000, selling price is Rs 2000 per pair of shoes and variable cost is Rs 1200 per pair, what is the breakeven quantity?
Two smaller circles touch a large circle internally and pass through the center O of the larger circle. If the diameter of the bigger circle is 28 cm, thenwhat is the area of the bigger circle which is not enclosed by the two smaller circles (in sq.cm)?