Mathematics, 17.06.2020 14:57 bgallman153p71edg

Mary is 2 and 1/2 times as old as Jane. In 30 years' time, the sum of their ages will be 95 years. How old is Mary now?

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Mary is 2 and 1/2 times as old as Jane. In 30 years' time, the sum of their ages will be 95 years. H...

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