问题 填空题
将食盐和水按
3
50
:0.44的质量比混合,水和盐的质量的整数比是______:______.盐和盐水的质量的整数比是______:______,盐水的含盐率是______%.
答案

(1)0.44:

3
50

=0.44:0.06,

=22:3;

(2)

3
50
:(0.44+
3
50
),

=0.06:0.5,

=3:25;

(3)

3
50
÷(0.44+
3
50
)×100%,

=0.06÷0.5,

=12%;

故答案为:22,3,3,25,12.

问答题 简答题
问答题 简答题