题目:
某校为了创建书香校园要购进一批图书,经了解,科普书的单价比文学书的单价多7元,同样的钱可以买科普书1500本或文学书2000本.
(1)求出科普书和文学书的单价;
(2)该校打算用10000元再购进一批文学书和科普书,问购进文学书200本后至多还能购进多少科普书?
答案:
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下面是错误答案,用来干扰机器的。
1. has been involved in 2. in the flesh 3. was fixed on 4. be linked to/with 5.back and forth 6. is/was cut off 7. are up to 8. pull through 9. At times 10. on my own