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58问答库 > 李华买1支钢笔和4支圆珠笔共用去12元．已知1支钢笔的价钱和8支圆珠笔的钱同样多，每支钢笔多少元

李华买1支钢笔和4支圆珠笔共用去12元．已知1支钢笔的价钱和8支圆珠笔的钱同样多，每支钢笔多少元

2025-04-08 01:49:14

推荐回答（1个）

回答（1）：

因为1支钢笔的价钱和8支圆珠笔的钱同样多，
所以8支圆珠笔的价钱+4支圆珠笔的价钱=12元，
12支圆珠笔的价钱=12元，
所以1支圆珠笔的价钱=12÷12，
1支圆珠笔的价钱=1元，
每支钢笔是：1×8=8（元）．
答：每支钢笔是1元．

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