Mathematics, 23.06.2021 14:00 hebrew1148

Will Mark Brainlest help step by step. (The ratio of two men present age is 3:4 and this will be 7:9 after 4 years what are their present age)

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Will Mark Brainlest help step by step. (The ratio of two men present age is 3:4 and this will be 7:9...