✨ Best Answer ✨
40円×30=1200
1440ー1200=240
240÷(60ー40)=12本····1本60円
の鉛筆
30ー12=18本·····1本40円の鉛筆
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✨ Best Answer ✨
40円×30=1200
1440ー1200=240
240÷(60ー40)=12本····1本60円
の鉛筆
30ー12=18本·····1本40円の鉛筆
Users viewing this question
are also looking at these questions 😉
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