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[Data Sufficiency]
试题详情
题目：
A total of $60,000 was invested for one year. Part of this amount earned simple annual interest at the rate of x percent per year, and the rest earned simple annual interest at the rate of y percent per year. If the total interest earned by the $60,000 for that year was $4,080, what is the value of x?
选项:
答案:
C
提问：
想问一下老师讲义里这道题，没搜到。没看懂题目在问啥。可以请老师给讲一下这道题的做题思路吗？
解答：
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阅读1009
提问：
想问一下老师讲义里这道题，没搜到。没看懂题目在问啥。可以请老师给讲一下这道题的做题思路吗？
解答：
点赞1
阅读1010
提问：
Simple interest rate and compound interest rate 的公式是什麼
解答：
点赞1
阅读1997
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