>
数学
>
Maths!Help me!
小张以两种形式把他的压岁钱500月存入银行,甲种储蓄法方式的年利率0.4%,乙种是0.52%,1年后小张将存款取出(未扣除利息税)共应得502.48元,问甲乙两种储蓄各存了多少钱?
人气:450 ℃ 时间:2020-03-16 17:19:12
解答
甲x 乙500-x
1.004x+1.0052(500-x)=502.48
x=100
甲100 乙400
推荐
1.动脑筋计算:
help me!
已知满足2x-3y=11-4m和3x+2y=21-5m的x、y也满足x+3y=20-7m,则m的值为 _ .
HELP...me...
数学问题~~HELP ME~!
The gap's being closed easily enables people to enjoy...
英语:so far this year we () a fall in house prices by between 3 and 5 percent
I hate those people who like to take sth out of nothing.
猜你喜欢
求读书笔记有好词佳句阅读感悟内容概要
一袋米80千克,第一天吃去4分之1,第二天吃去5分之2,两天共吃几千克
要使(ax^2-3x)(x^2-2x+1)的展开式中不含x^3项,则a=
红铅笔1支1.9元,蓝铅笔1支1.1元.两种铅笔共买了16支共花了28元.问红/蓝铅笔共买了几支?
铅蓄电池:Pb+PbO2+2H2SO4=2PbSO4+2H2O(1)写出电极反应式
解分段函数基本思路概念 填空
be willing to 后加什么
I was surprised to see my pet cat was still [ ] after the fire.填什么?
© 2024 79432.Com All Rights Reserved.
电脑版
|
手机版