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Mathematics, 19.09.2019 00:30 dina18
Dad is 4 times as old as his son jim. in 10 years, dad's age will be 20 years more than twice jim's age. how old is jim?
10 years old
15 years old
30 years old
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Dad is 4 times as old as his son jim. in 10 years, dad's age will be 20 years more than twice jim's...
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