... compa-rable to a trader in the stock market who buys stocks because his outlook is for increased prices. 7 1085.93 – 17. 84 = 1068.09 was yesterday’s closing price 17. 84/1068.09 = 0.01 67, or 1. 67% 1. 67 ... either one 1200 call, or one 1225 call.(b) i) 17 – 7. 5 – 2.5 = 7, or $70 0ii) 1 175 + 7 = 1182iii) 1200 to 1225iv) [1200 – 1 175 ] – 7 = 18v) 1225 + 18 = 1243 264 Questions and answersChapter ... in the historical vola-tility, and if so, they are correctly valued. 274 Questions and answers2 (a) 7. 75p – 4 .75 p = 3p; 0.03 × £1,000 = £30(b) 330 + 3 = 333(c) [340 – 330] – 3 = 7 (d) 3(e)...