Question

A number decreased by 8% gives 69. The number is​

Answer 1

Let the number be

$x$

$x -( 8 \div 100) \times x = 69 \\ x - (2 \div 25) \times x = 69 \\ (25x - 2x )\div 25 = 69$

$23x \div 25 = 69 \\ x =( 69 \times 25) \div 23 \\ x = 3 \times 25 \\ x = 75$

Therefore x= 75

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