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Ten years ago, P was half of Q in age. If the ratio of their present ages is 3 : 4 . What will be the total of their present ages?
গণিত অনুপাত-সমানুপাত 05 Oct, 2018
প্রশ্ন Ten years ago, P was half of Q in age. If the ratio of their present ages is 3 : 4 . What will be the total of their present ages?
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