修一条公路,甲队先修x天,每天修100米,乙队接着休修,乙队15天修了y米,两队每天修路多少米,两队共修路几米,甲队修的比乙队多多少米?
问题描述:
修一条公路,甲队先修x天,每天修100米,乙队接着休修,乙队15天修了y米,两队每天修路多少米,两队共修路几米,甲队修的比乙队多多少米?
答
两队共修100x+y米,甲比乙多100x-y米,两队平均每日修(100x+y)÷(x+15)