问题
解答题
把10克糖放人1千克水中,糖和糖水的比例是( )
A.1:100
B.100:101
C.1:101
D.10:1
答案
1千克=1000克,
10:(10+1000),
=10:1010,
=1:101;
故选:C.
把10克糖放人1千克水中,糖和糖水的比例是( )
A.1:100
B.100:101
C.1:101
D.10:1
1千克=1000克,
10:(10+1000),
=10:1010,
=1:101;
故选:C.