问题
解答题
两个修路队共修一条长948米的公路,甲队每天修45米,乙队每天修36米.
(1)已经修了8天,共修多少米?
(2)剩下的5天修完,平均每天修多少米?
答案
(1)(45+36)×8
=81×8,
=648(米).
答:8天共修648米.
(2)(948-648)÷5
=300÷5,
=60(米).
答:平均每天修60米.
两个修路队共修一条长948米的公路,甲队每天修45米,乙队每天修36米.
(1)已经修了8天,共修多少米?
(2)剩下的5天修完,平均每天修多少米?
(1)(45+36)×8
=81×8,
=648(米).
答:8天共修648米.
(2)(948-648)÷5
=300÷5,
=60(米).
答:平均每天修60米.