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Katie has a collection of nickels, dimes, and quarters with a total value of $4.40. There are 2 more dimes than nickels and 4 more quarters than nickels. How many of each coin is in her collection? ( Hint : Let x = the number of nickels.)
Accuracy
The degree to which the result of a measurement, calculation, or specification conforms to the correct value or standard.
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A direct communication pathway between an enhanced or wired brain and an external device.
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A peripheral input device designed to input characters and functions into a computer system by pressing keys.
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