exam Maths Puzzle Numerical Ability

Solve and check the equation 4n - 15 = 11n - 1

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exam Other Question

the sum of the digits of a three digit number is 11. if the first and last digits are interchanged, the new number is greater than the original number by 594. if the tens and the u Solve to four decimal places: log(6) 6^9.

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