Question 136909: A number between 300 and 400 is forty times the sum of its digits. The tens digit is 6 more than the units digit. Find the number. Answer by dolly(163) (Show Source):
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The number is between 300 and 400 indicates that the digit in the hundred's place is 3.
The number = 40 times the sum of its digits ==> that the units digit is 0.
The tens digit is 6 more than the units digit ==> that the tens digit = 0 + 6
6
Thus the number is 360
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