Mr. Simpson deposits his money in a savings account at the Springfield Bank. Would he earn more money with simple interest or wi
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You can use the change of base formula to get
and also
In general, the change of base formula is
1. My number has two digits.
- 59 is a two-digit number. ✔
2. Double my number is less than 150.
- Double of 59 is 118, which is less than 150. ✔
3. I am not divisible by 12.
- Since 59 is an odd number, hence it is not divisible by 12. ✔
4. My digits are different from each other.
- The digits 5 and 9 are different. ✔
5. The second digit in my number is divisible by an odd number.
- 9 is divisible by an odd number, i.e. 3. ✔
6. My first digit is less than my second digit.
- 5 is less than 9. ✔
7. My digits add up to 14.
- 5 + 9 gives us 14. ✔
Therefore, the required number is .