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What positive, two-digit number, when

Find the sum of all 3-digit positive numbers N that satisfy the condition that the digit sum of N is 3 times the digit sum of
1. 5 answers
2. asked by rohit
3. 1,389 views
For every positive 2-digit number, x, with tens digit t and units digit u , let y be the 2 digit number formed by reversing the
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2. asked by reena
3. 969 views
John chooses a 5-digit positive integer and deletes one of its digits to make a 4-digit number. The sum of this 4-digit number
1. 9 answers
2. asked by Amitabha
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Find a three-digit positive integers such that the sum of all three digit is i4, the tens digit is two more than ones and if the
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2. asked by Maria Christina
3. 925 views
one of two digit of a two digit number is 5 time other digit if we interchange the digit of is two digit number the resulting
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2. asked by juni
3. 653 views
How many positive four-digit integers $N$ have the property that the three-digit number obtained by removing the leftmost digit
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2. asked by Lily
3. 79 views
If you have the sume of squares of the digits of a positive two-digit number is 20, the tens digit is 2 more than the units
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2. asked by Joey
3. 483 views
The tens digit of a two-digit positive integer is 2 more than three times the ones digit. If the digits are interchanged, the
1. 3 answers
2. asked by Anonymous
3. 1,859 views
A 3-digit positive integer is selected at random. Find the probability thatA) The last two digits of the number is 22 B) The
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2. asked by Ledyyyy
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The number uses every number 0-9 the numbers are used only once the fourth digit is 4 the first digit in the billions place is 3
1. 4 answers
2. asked by Anonymous
3. 1,234 views