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11.A wire of length 44 cm is bent in the form ot a squso formed.12. After 20 years John will be three times as old as he is nowFind his present age. |
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Answer» Let his present age be x After 20 years John age will be x + 20 According to question, 3x = x + 202x = 20x = 10 Present age of John is 10 Thank you |
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