Math Problem Statement
seorang pemilik toko barang antik membeli dua barang seharga Rp225.000 dan menjualnya dengan keuntungan 40%. berapa harga masing-masing barang jika barang pertama memberikan keuntungan 25% dan barang kedua 50%?
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Linear Equations
Percentage Calculation
Formulas
x + y = 225000
1.25x + 1.5y = 1.4 * 225000
Theorems
Linear equation system
Suitable Grade Level
Grades 9-11
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