修路,甲队先修X天,每天修100米;乙队接着修,乙队15天修了Y米,两队每天修路( )米,两队共修( )米,修路,甲队先修X天,每天修100米;乙队接着修,乙队15天修了Y米,两队每天修路( )米,两队共修( )米,甲对修的比乙队多( )米.PS:这是一道填空题.很急!快!谢谢~~~~!
问题描述:
修路,甲队先修X天,每天修100米;乙队接着修,乙队15天修了Y米,两队每天修路( )米,两队共修( )米,
修路,甲队先修X天,每天修100米;乙队接着修,乙队15天修了Y米,两队每天修路( )米,两队共修( )米,甲对修的比乙队多( )米.
PS:这是一道填空题.很急!快!谢谢~~~~!
答
修路,甲队先修X天,每天修100米;乙队接着修,乙队15天修了Y米,两队每天修路( (100X+Y)/(X+15) )米,两队共修(100X+Y )米,甲对修的比乙队多( 100-Y/15 )米.