Question

4道方程题！！！急求方程和答案！

2.某人将10000元存入银行，一年后取出5000元，剩余的钱和利息继续存入银行，但是年利率下降了3个百分点，且到期后腰缴纳20%的利息税，这样一年后，某人取出全部存款时，得现金5588元，求银行原来的年利率

3.某建筑工程队，在土地上利用一墙长56米的旧墙，用120米长的铁栏杆围一个矩形的仓库，如果要使围成的矩形面积为1152平方米，求所围成矩形的两邻边的长
请你为建筑工程队设计两种不同的仓库方案

4.原价每件5000元的商品，按照原价5成利润的定价卖出70%，剩下的30%降价后全部卖完，结果总利润只有预定利润的82%，问降价时，把定价降低了百分之几？

5.某厂现有40台机器，平均每台机器每天生产300个零件，现准备增加一批同型号的机器（不超过15台）以提高生产总量，在试生产过程中发现，由于其他生产条件没变，因此每增加4个零件，若每天需生产12600个零件，则需要增加多少台机器？

会做的就尽量做啊！~！我很急~！！！

Answer 1

★ life, is used to operate, not to mean. Feelings, is used to maintain, not to the test. -

★ married and not married to a woman points two men get married and be forced to marry a voluntary sub-two. -

★ life to chess, I am willing to Death, action, albeit slow, but who see me will take a step back. -

★ play the fool this matter, if the dry well, called knowing too; stiff matter, if the dry well, called deep. -

★ in the facts, the more developed our imagination, the more disastrous the consequences. -

★ There are three things people can not hide: coughing, poverty and love, more they want to hide, the more the Lame. -

★ If betrayal is a kind of courage, it takes more courage to accept the betrayal. -

★ empty head does not matter, the key is not to water. -

★ Do not be afraid temptations you resist it, you're a good man; boycott failed to show that you have a good man ... ... -

★ camels do not cry because it is aware of the precious water; girls do not cry because the tears have not found worthy of the people. -

★ lovelorn, even when seen two straight rails, it will not help to think of two lines of tears, flowing horizon. -

★ Roman Caesar, Megatron three continents Europe, Asia and Africa, dying to tell the waiter said: \-

★ only secret people keep their integrity to get more secret. -

★ man can not say no, women can not say that lightly. -

★ When your tears can not help but flow out of time,christian louboutin pumps sale, eyes wide open, do not blink, you'll see the world from the whole process clear to the obscure -

★ lost when the pants belt, and understand the meaning of dependency. -

★ format itself is to delete you! -

★ There are many ways to destroy friendship, the most radical one is to borrow money. -

★ keeping the secret of youth, there is a restless heart. -

★ What is romantic? Is knowing that she does not like you, and still get 99 roses for her. What a waste? Is knowing that she likes you, gonna take 99 roses to her. -

★ rich holding a money market, take some money home with no money to holding a money market. -

★ able to tell the wronged, it can not be wronged; to take away the love,christian louboutin boots uk, it is not love. -

★ same bottle of beverage, convenience store and two dollars,christian louboutin discount, five-star restaurant 60. In many cases, a person's value depends on location. -

★ men fear most is people that small, women hate to be someone that old. -

★ demand and not, care not, be at the expense, this is one of the greatest tragedy. -

★ You know me, I do not know you; you like me, I know you; you love me, I like you; you leave me, I love you. -

★ Happiness is a relatively level, things have only felt bottom. -

★ a \-

★ do and not do the biggest difference is: who has the right to comment on the former. -

★ some things, which is clearly wrong, they can go to insist, as reconciled; some people, knowing that love is also going to give up, because no end; sometimes, though there was no road, and are still in the former OK, as used to it. -

★ He gallantly, that he just fell in love with you; he was clumsy, it is his deep love of you; he calmly, that he had tired of you. -

★ occasionally to look back, otherwise, always in search, do not know what they are missing. -

★ out before saying if you are the owner, said that out later if you became a slave. -

★ earth movement, one not always in a hapless position. -

★ sacred mission and determined men: first, to defend the motherland! Second, listen to their words of a woman! -

★ When we believe has been very important in this world when the world is only just ready to forgive our childish. -

★ memory like the palm of the water,jimmy choo shoes on sale, whether you spread out or clenched, will eventually flow from the fingers clean, drop by drop. -

★ afraid of debt collection is a hero, afraid of debt is really poor. -

★ childhood that his father is not simple, but then I own simple, and then later feel that their child is not simple. -

★ demand and not, care not, be at the expense, for this is the greatest tragedy. -

★ relationship between man and wife again poor, and the mother's relationship is also good; no matter how good the relationship between a woman and her husband, and her mother's relationship is also poor. -

★ people make mistakes, most of the time with the truth too much brains, and in the use of brains Shiyou too emotional. -

★ freedom is not what you want, but you can not do you want to do. -

★ life is not the most terrible today, tomorrow, do not know how, but now see all of his life, and can not be changed. -

★ trust the depth of a friend, you will not see him laugh, but would be willing to see you cry in front of his face. -

★ in the world will not care about your self-esteem, people see only your accomplishments. You do not have success in the past, do not over-emphasize self-esteem. Bill Gates -

★ When a person who is not love, he can fall in love with anyone. -

★ so-called love, then, is that you do not believe that some, even their own if they wish each other believe. -

★ A mature person can often find fewer and fewer people to blame, because everyone has difficulties. -

★ leave me, do not comfort me to know that each patch will face stinging pain. -

★ Fashion is very easy to make your ornaments worth more than your intrinsic value, you fashion a. -

★ You can earn do not like the way wealth can not believe his own medicine cure disease, but you can never feel the people who do not love to be happy. -

★ women of all gifts, the flowers that the most valuable because: men send flowers when women have to overcome the kind of flowers in our hands, walking in the street feeling shy. -

★ man that is among the most serious topic to your women, but among men the most easy topic, that is, to someone else's woman. -

★ Knowledge is a person to seek knowledge of more and more hungry to eat the food. -

★ top of the mountain and stood on the foot of the two, although the status is different, but in each other's eyes, the same small. -

★ us unhappy, are all too obscure, we can dodge an elephant, but not immune to a fly. -

★ fortune to come, more often just because you looked at, more thought for a moment, go a step further. -

★ seven dress looks so beautiful one-third; wait till seven so-called temperament-third of talent; the so-called soft-third of seven depressed patient. -

★ philosopher is not statutory, when you want the same thing more than 5 minutes and 30 seconds, you become a philosopher. -

★ Jiugen women quit smoking to lose weight, like a man, always have tomorrow. -

★ love sometimes feel like a drunk, a sober mind obviously, but the behavior is out of control. -
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Answer 2

根据公式弄进去，很容易啊…………