设第一筐苹果为x则第二筐苹果为(100-x)
25%x + (100-x)= x + 2/9x
然后解出来就行了~
好学的孩子啊~!
两筐苹果共100千克,如果从第一筐拿出苹果的25%放入第二筐,
两筐苹果共100千克,如果从第一筐拿出苹果的25%放入第二筐,
这时第二筐苹果比第一筐多2/9,第一筐原有苹果多少千克?
这时第二筐苹果比第一筐多2/9,第一筐原有苹果多少千克?
数学人气:443 ℃时间:2020-02-03 06:29:09
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