On the table there are some biscuit,sweets and chocolate.Bis

On the table there are some biscuit,sweets and chocolate.Biscuit and sweets are 50 kilos.Sweets and chocolate are 70 kilos.Chocolate and biscuits are 60 kilos.Please work out:
( )1.How many kilos of biscuits are there?
A.40 B.30 C.20
( )2.How many kilos of sweets are there?
A.30 B.40 C.50
( )3.How many kilos of chocolate are there?
A.20 B.30 C.40
远离地面II 1年前 已收到5个回答 举报

质的飞跃 幼苗

共回答了12个问题采纳率:91.7% 举报

1.C
2.A
3.C

1年前

1

ellayeah 幼苗

共回答了5个问题 举报

三元一次方程组啊,列式求解就可以了

1年前

2

楹联鉴赏 幼苗

共回答了1个问题 举报

1,C 2,A 3,C

1年前

1

jzh0301 幼苗

共回答了466个问题 举报

C
A
C

1年前

1

茫然天浊 幼苗

共回答了1个问题 举报

A C A

1年前

0
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