问题
选择题
王海的爸爸想用一笔钱买年利率为2.48%的5年期国库券,如果他想5年后本息和为2万元,现在应买这种国库券多少元?如果设应买这种国库券x元,那么可以列出方程 [ ]
A.x×(1+2.48%×5)=20 000
B.5x×(1+2.48%)=20 000
C.x×(1+2.48%)5=20 000
D.x×2.48%×5=20 000
答案
答案:A
王海的爸爸想用一笔钱买年利率为2.48%的5年期国库券,如果他想5年后本息和为2万元,现在应买这种国库券多少元?如果设应买这种国库券x元,那么可以列出方程 [ ]
A.x×(1+2.48%×5)=20 000
B.5x×(1+2.48%)=20 000
C.x×(1+2.48%)5=20 000
D.x×2.48%×5=20 000
答案:A
阅读理解。 Sunny School is a bilinguall (双语) school for children of 6-15. Now they want a cook, a library assistant, a sports coach(教练) and a language teacher. | |||||||||||||||||||||||||
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1. Who can't go to Sunny School? A. A four-year-old child B. An eleven-year-old boy C. A fifteen-year-old girl D. An eight-year-old girl 2. We know ________ doesn't need to speak English in Sunny School. A. the sports coach B. the cook C. the library assistant (管理员) D. the language teacher 3. The Sunny School wants a teacher ________. A. aged between 25-40 B. who can cook Western food C. who is careful and strong D. who can speak English and Chinese |