Contract arithmetic

(a) What is one tick worth per lot, and what is a one-paisa move worth? (b) You buy 20 lots of the December USDINR future at 94.8550. What notional exposure in dollars and in rupees have you taken? (c) The daily settlement price that evening is 94.7900. What is your mark-to-market cash flow? (d) You hold to expiry and the FBIL reference rate on the last trading day is 95.1225. What is your total P&L, summed over all daily settlements? (e) Why does trading stop at 12:30 p.m. on the last day?