ONE QUESTION, ONE STEP
ZX-DB010246E52024年11月北美A卷 · 第 22 题
2024年11月北美A卷 · 原库模块 1 · Q22 原库参考解析
Jackson mows lawns in the summer. When Jackson mows a lawn with a fence he charges $1.03 per minute. When Jackson mows a lawn without a fence, he charges $0.56 per minute. Jackson spends a total of 15 hours mowing lawns with and without a fence in a week and charges a total of $701.40 for mowing lawns during that week. How many minutes does Jackson spend mowing lawns with a fence during that week?
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解题思路
容易忽略的一步
