某車間兩個(gè)生產(chǎn)小組計(jì)劃生產(chǎn)680個(gè)零件,實(shí)際兩個(gè)小組共生產(chǎn)了798個(gè)零件,甲組生產(chǎn)的零件數(shù)比本組的任務(wù)多生產(chǎn)了
,乙組生產(chǎn)的零件僅比本組任務(wù)多生產(chǎn)
,兩個(gè)小組原來(lái)的任務(wù)各是多少個(gè)?
設(shè)甲組原計(jì)劃生產(chǎn)x個(gè),可得方程:
(1+
)x+(680-x)×(1+
)=798
1
x+(680-x)×1
=789,
1
x+782-1
x=789,
x=7,
x=140.
680-140=540(個(gè)).
答:甲組原計(jì)劃生產(chǎn)140個(gè),乙組原計(jì)劃生產(chǎn)540個(gè).