Question
A girl’s age is 145% of what it was 8 years ago, but
65% of what it will be after 8 years. What is her present age?Solution
Let the girl's present age be 'x' years. According to question, => 1.45 × (x-8) = 0.65 × (x+8) => 1.45x – 11.6 = 0.65x + 5.2 => 0.8x = 16.8 => x = 21 years
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