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The combined ages of Frasier and Niles is 88 years; the combined ages of Niles a
The combined ages of Frasier and Niles is 88 years; the combined ages of Niles a
游客
2023-10-20
14
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问题
The combined ages of Frasier and Niles is 88 years; the combined ages of Niles and Daphne is 76 years; the combined ages of Frasier and Daphne is 80 years. Then, how old is Frasier?
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答案
46 years old.
解析
(设Frasier的年龄为X,Niles的年龄为Y,Daphne的年龄为Z;故可得出方程式如下:X+Y=88,Y+Z=76,X+Z=80;求解可得出X=46。)
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