Mathematics, 27.10.2019 11:43 19thomasar
The tens digit of a number is twice the ones digit. the sum of the digits in the number is 12. what is the number?
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Which equation represents the partial sum of the geometric series?
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Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?
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The tens digit of a number is twice the ones digit. the sum of the digits in the number is 12. what...
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