Maths In a two digit positive number, the unit's digit is equal to the square of the tens digit, the difference between the original number and the number obtained by interchanging its digits is 54. What is 40% of the original number?
| Q.200676: In a two digit positive number, the unit's digit is equal to the square of the tens digit, the difference between the original number and the number obtained by interchanging its digits is 54. What is 40% of the original number? |
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