Coins
The money - coins are minted from the hardest bronze, which contains copper and tin in a ratio of 41:9. How much copper and tin are in 2kg of bronze money?
Correct answer:
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You need to know the following knowledge to solve this word math problem:
- algebra
- system of equations
- expression of a variable from the formula
- basic functions
- ratio
- inverse relationship
- direct relationship
- numbers
- fractions
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