Answers

2014-03-05T13:31:04+08:00
1. The units digit in a two-digit number is one more than twice the tens digit. Find the the number if the sum of the digits is 7.

2. The sum of the digits of a two-digit number is 9. The number is 12 times the tens digit. Find the number.

3. The sum of the digits of a two-digit number is 12. The valueof the number is equal to 11 times the tens digit. Find the number.

4. The units digit of a two-digit number exceeds thrice the tens digit by 1. The sum of the digits is 9. Find the number.

5. The sum of the digits of a two-digit number is 8. The number with the digits interchanged is 14 more than 8 times the units digit of the original number. Find the original number.

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