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问题 填空题
计算3lg5-lg
3
8
+lg3=______．
答案

由对数的运算性质可得 3lg5-lg

3
8
+lg3=lg53+lg
8
3
+lg3=lg（125×
8
3
×3）

=lg（125×8）=lg1000=3，

故答案为 3．

选择题

________ you are responsible for the information, you must be very careful.

A．Unless

B．While

C．Since

D．Though
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问答题

Under the Companies Ordinance, 1984, explain:

(c) dividends. (3 marks)
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