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Mathematics, 18.01.2020 06:31 genyjoannerubiera
Mr. y is 3 times as old as his doughter . in 15 years time . the sum of their age is 86 . a, find their age now b, how old was mr. y when his doughter born
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Mr. y is 3 times as old as his doughter . in 15 years time . the sum of their age is 86 . a, find th...
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