丽丽家上个月用电80度,本月比上月节约了10度,比上月节约了百分之几?3Q
人气：136 ℃ 时间：2019-09-23 14:58:59
解答
10/80=12.5%
推荐
猜你喜欢
- Jenny's shoes were worn out,she wanted to buy a new[ ] shoe shoes one pair
- (1) 负1与0之间还有负数吗?负二分之一与0之间呢?如有,请举例.
- 函数y=3tan(π/6-x/4) 有单调增区间么
- 当m取何值时,方程组{3x+4y=2m,x-2y=1-2分之m}的解满足不等式x-y
- 实验室用密度为0.18g/mL,质量分数为36.5%的浓盐酸配制250mL0.1mol/L的盐酸溶液,问应取浓盐酸体积多少mL
- Everyone,you,here,look,is,for,there,and.连词成句
- The man likes to live in the house alone.= The man likes to live in the house _____ _____.
- they should take some food and drink ----- them A about B with C of D in
