脉冲波形中的5V电压可以量化为二值逻辑0,用L表示。
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王太太投资于某个证券组合,预计5年后获利了结,将得到10000元的资本利得,这项投资的投资报酬率是10%,那么现在应该投入多少钱?
某公司拟于2004年2月1日购买一张面额为1000元的债券,其票面利率为8%,每年1月31日计算并支付一次利息,并于5年后的1月31日到期。当时的市场利率为10%,债券的市价是920元,能否购买该债券?〔已知(P/A,10%,5)=3.791;(P/F,10%,5)=0.621〕
Match the English words and expressions with the Chinese meanings:
Fill in the blank with the given word in a proper form.1. The medical staff are looking forward to the ______ (celebrate).2. Let’s meet at the ________ (enter) to the cinema at eight o’clock.3. People in the countryside can also enjoy a rich ______ (culture) life.4. There are more than 100 _____ (inquiry) from university graduates.5. Is there a _______ (connect) between the sun and the seasons?