SOLUTION: Mr and Mrs Khun Don have a son,Jack and a daughter ,Mary. Mr Don is 4 times old as his daughter.Mrs Don is 3 times as old as her son.The sum of ages of Jack and Mary is 26. Mr Don
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Question 1092060: Mr and Mrs Khun Don have a son,Jack and a daughter ,Mary. Mr Don is 4 times old as his daughter.Mrs Don is 3 times as old as her son.The sum of ages of Jack and Mary is 26. Mr Don is 6 years older than his wife.How old is Jack and Mary? Answer by Fombitz(32388) (Show Source):
You can put this solution on YOUR website! X-Mr. Don's age
Y-Mrs. Don's age
Z-Jack's age
W-Mary's age
1.
2.
3.
4.
From 1,2, and 4,
5.
From 3,
6.
Substituting from 6,
Solve for Z then use 5 or 6 to solve for W.
