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A farmer has a total of 224 animals. He has 38 more sheep than cows and 6 more cows than pigs. How many pigs does he have?
A farmer has a total of 224 animals. He has 38 more sheep than cows and 6 more cows than pigs. How many pigs does he have?
admin
2019-04-10
27
问题
A farmer has a total of 224 animals. He has 38 more sheep than cows and 6 more cows than pigs. How many pigs does he have?
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答案
58
解析
(该题可通过简单的一元方程式得出:设这位农民有x头牛,那么他有 (38+x)只羊和 (X一6)头猪,x+ (38+x)+ (x一6)=224,可得出这位农民有64头牛,因此他有 (x一6)=58头猪。)
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D类竞赛(专科)题库大学生英语竞赛(NECCS)分类
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D类竞赛(专科)
大学生英语竞赛(NECCS)
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