SOLUTION: Grant thinks of an odd number between 48 and 64. the tens digit is greater than the ones digit and the difference between the two digits is 4. What is Grant's number?

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Question 337297: Grant thinks of an odd number between 48 and 64. the tens digit is greater than the ones digit and the difference between the two digits is 4. What is Grant's number?
Answer by stanbon(75887) About Me  (Show Source):
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Grant thinks of an odd number between 48 and 64. the tens digit is greater than the ones digit and the difference between the two digits is 4. What is Grant's number?
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Let the number be 10t+u.
Equations:
t> u
t-u = 4
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If t = 4, no u satifies the conditions
If t = 5, u = 1
If t = 6, no u satisfies the conditions.
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Answer: The number is 51
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Cheers,
Stan H.
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