Question

某车间有甲乙两个组,甲组人数是乙组人数的4分之3,从乙组调13人到甲组,两组人数相等,甲乙两组各多少人

Answer 1

设:乙组有x人.

x-13=(3/4)*x+13

(1/4)*x=26

x=104

(3/4)*x=78

答：甲乙两组各78,104人.