Question

甲、乙两人······一道小学数学题,

Answer 1

解:设乙做了X个零件.

240×1/60=X×1/45

1/45X=4

X=180

240-180=60(个)

答:乙比甲少做60个零件.

PS:呵呵,不是很难啊...?我也素六年级D...