The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph. P: He was a funny looking man with a high, bald, done shaped head, a face very small in comparison and a long wavy beard. Q: He didn't work at his trade-a stonecutter, more than what was necessary to keep his wife and three boys alive. R: His unusual features were standing a joke among his friends. S: He was a poor man-an idler.
If hiring an extra worker increases a factory's output from 1000 to 1200 units per day, but the factory has to reduce the price of its product from Rs. 25 to Rs. 24 per unit to sell the additional output, the marginal revenue product of the last worker is