exam Maths Puzzle Numerical Ability

Evaluate: 4^x-2 = 1/8

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exam Other Question

You take out an annuity of $100 a month with an interest rate of 7.5% per year, for your retirement. How much will you have in your retirement fund after 35 years? The sum of the digits of a two-digit number is 12. The number formed by interchanging the digits is 54 more than the orginal number. find the original number and its reversal.

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