Math Problem Statement
一家咖啡馆在7天内卖出200杯咖啡,从第一天起以1.1的倍数增长,问每天卖了多少杯
Solution
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Math Problem Analysis
Mathematical Concepts
Geometric Series
Exponential Growth
Formulas
Geometric series sum formula: S_n = a_1 * (1 - r^n) / (1 - r)
Exponential growth for daily sales: a_n = a_1 * r^(n-1)
Theorems
Geometric Series Summation
Suitable Grade Level
Grades 9-11