第15题: [单项选择]An investor bought a futures contract covering 100000 Mexican Pesos at 0.08196 and deposited margin of $320. The following day the contract settlement price was 0.08201. The new margin balance in the account is: 参考答案:B 答案解析:320 + 100000 (0.08201 -0.08196) = $325.