植樹(shù)節(jié),六(1)班和六(2)班共植樹(shù)100棵,六(1)班和六(3)班共植樹(shù)120棵,六(1)班植樹(shù)棵數(shù)占三個(gè)班總數(shù)的3/7,三個(gè)班共植樹(shù)多少棵?
植樹(shù)節(jié),六(1)班和六(2)班共植樹(shù)100棵,六(1)班和六(3)班共植樹(shù)120棵,六(1)班植樹(shù)棵數(shù)占三個(gè)班總數(shù)的
,三個(gè)班共植樹(shù)多少棵?
優(yōu)質(zhì)解答
(100+120)÷(1+
)
=220
÷=154(棵)
答:三個(gè)班共植樹(shù)154棵.
我來(lái)回答
類似推薦
- 植樹(shù)節(jié),六(1)班和六(2)班共植樹(shù)100棵,六(1)班和六(3)班共植樹(shù)120棵,六(1)班植樹(shù)棵數(shù)占三個(gè)班總數(shù)的3/7,三個(gè)班共植樹(shù)多少棵?
- 植樹(shù)節(jié),某校4,5,6三個(gè)年級(jí)共植樹(shù)450棵,四年級(jí)植了100棵,五,六年級(jí)植樹(shù)棵數(shù)的比是3:4.
- 1.植樹(shù)節(jié)5 年級(jí)植樹(shù)120棵,6年植了多少?
- 植樹(shù)節(jié),六(1)班和六(2)班共植樹(shù)100棵,六(1)班和六(3)班共植樹(shù)120棵,已知六(2)班植樹(shù)的棵數(shù)是
- 植樹(shù)節(jié),六(1)班和六(2)班共植樹(shù)100棵,六(1)班和六(3)班共植樹(shù)120棵,已知六(2)班植樹(shù)棵樹(shù)是
- 一道電能表計(jì)算
- 電磁打點(diǎn)計(jì)時(shí)器和電火花打點(diǎn)計(jì)時(shí)器哪個(gè)誤差大?為什么?
- 簡(jiǎn)要說(shuō)明西歐莊園經(jīng)濟(jì)的特點(diǎn)?
- 2,3,4,5,6,7,8,9這些數(shù)用加,減號(hào)怎樣能=10.(負(fù)數(shù)也算)
- 當(dāng)氫氣球飛到天上會(huì)怎么樣?
- 鋼筋符號(hào)讀法
- for him,it would be a __________to be able to have a day off work.A good B Luxury