问题
单项选择题
某县有10万人口,2001年12月31日登记的结核病人有400人,而2002年共发生结核300人。2002年因各种疾病死亡1000人,其中有60人死于肺结核。请问该县2002年总死亡率为()
A.300/10万
B.60/1000
C.60/10万
D.1000/10万
答案
参考答案:D
解析:
本题中总人口为10万,总死亡人口为1000,因此死亡率=1000/10万。
某县有10万人口,2001年12月31日登记的结核病人有400人,而2002年共发生结核300人。2002年因各种疾病死亡1000人,其中有60人死于肺结核。请问该县2002年总死亡率为()
A.300/10万
B.60/1000
C.60/10万
D.1000/10万
参考答案:D
解析:
本题中总人口为10万,总死亡人口为1000,因此死亡率=1000/10万。
阅读下列应用文及相关信息,并按照要求匹配信息。请在答题卡上将对应题号的相应选项字母涂黑。 首先请阅读下列汽车广告的信息:
小题1:Robert is a farmer in the countryside and wants a vehicle that can deal with do rough country-road conditions and is powerful enough to tow a trailer carrying animals and farm products to the city market. 小题2:James is starting a new delivery job and needs a vehicle big enough to store the packages that he will pick up each morning and deliver throughout the day. It should be reliable, affordable and economical to run on his city route. 小题3:Vaneasa is a lawyer who lives and works in the city. She currently has a large car that uses a lot of fuel. She thinks it's too polluting so wants a car that's environmentally friendly but still comfortable to drive. 小题4:John is a university student looking for an inexpensive car that's cheap to run. He needs it mainly for getting to and from the university campus and also to his nearby part-tiles job. 小题5:Jill owns a tour guide company and wants a new vehicle that can be used to take travellers to see different sight and attractions. A typical tour group is made up of about 10 people so it must be big enough to take all of them plus their luggage |