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请翻译这道数学题 并做出来

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请翻译这道数学题 并做出来
Australia's annual birthrate is approximately 12 per 1000 and the deathrate is approximately 6.5 per 1000.if the population of Australia is about 20 million,calculate:
a.how many births occur each year?
b.how many deaths occur each year?
c.thw rate of natural increase of population(birth rate minus death rate)
澳大利亚的年出生率大概是千分之十二,死亡率大概是千分之六点五.如果澳大利亚的总人口数是20,000,000的话,请计算:A每年有多少婴儿出生?答案是240,000 B每年有多少人死亡?答案是130,000 C自然增长率是多少?(出生率减去死亡率) 答案是110,000