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प्रश्न
Find two numbers whose sum is 100 and whose ratio is 9:16.
उत्तर
The ratio of two numbers is 9:16.
Let the numbers be 9x and 16x.
The sum of numbers = 100
⇒ 9x + 16x = 100
⇒ 25x = 100
⇒ x = `100/25`
⇒ x = 4
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