math.problem~help···人本超市出售的A型冰箱每台售价2190元,每日耗电量为1千瓦.时;而B型冰箱每台售价虽比A型冰箱高出10%,但每日耗电量仅为0.55千瓦.时.(1)已知A型冰箱进价为1700元,商场为保证
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math.problem~help···人本超市出售的A型冰箱每台售价2190元,每日耗电量为1千瓦.时;而B型冰箱每台售价虽比A型冰箱高出10%,但每日耗电量仅为0.55千瓦.时.(1)已知A型冰箱
math.problem~help···人本超市出售的A型冰箱每台售价2190元,每日耗电量为1千瓦.时;而B型冰箱每台售价虽比A型冰箱高出10%,但每日耗电量仅为0.55千瓦.时.(1)已知A型冰箱进价为1700元,商场为保证
math.problem~help···
人本超市出售的A型冰箱每台售价2190元,每日耗电量为1千瓦.时;而B型冰箱每台售价虽比A型冰箱高出10%,但每日耗电量仅为0.55千瓦.时.
(1)已知A型冰箱进价为1700元,商场为保证利润率不低于3%,试确定A型冰箱的降价范围?
(2)现商场决定将A型冰箱打折销售,如果只考虑价格与耗电量,那么,至少打几折,消费者购买才合算?(使用期为10年,每年365天,每千瓦.时电费按0.4元计算)
急急急···
math.problem~help···人本超市出售的A型冰箱每台售价2190元,每日耗电量为1千瓦.时;而B型冰箱每台售价虽比A型冰箱高出10%,但每日耗电量仅为0.55千瓦.时.(1)已知A型冰箱进价为1700元,商场为保证
设A型冰箱的降价最多为X,则式子
(x-1700)/1700>0.03
求出x就是最大值,而【(2190-1700)/1700】则是x的最小值
Can you help me?I have trouble_______out the math problem.
Would you help me ___ this math problem?
with the teacher‘s help,i worked out the math problem(同义句)the teacher's help ,I worked out the math problem
math.problem~help···人本超市出售的A型冰箱每台售价2190元,每日耗电量为1千瓦.时;而B型冰箱每台售价虽比A型冰箱高出10%,但每日耗电量仅为0.55千瓦.时.(1)已知A型冰箱进价为1700元,商场为保证
( )the math problem( 0.
advanced math problem
sat math problem
一道 sat math problem
He ______ the math problem, his classmates wanted to help him out.He ______the math problem, his classmates wanted to help him out.A. sticking overB. stuckC. stuck withD. sticking请问这不是独立主格结构吗?
用所给单词的适当形式填空 Can you help me ( )(work) out the math problem
-Shall I help you with the math problem?- 答语为什么是if you wish而不是with pleasure
Could you help me___out the math problem? A.working B.work C.worked D.works选项选哪个
英语句子 If you don't help me ,I couldn't work out the math problem改为同义句
how did you work out the math problem?A.to ask the teacher for help B.because theteacher helpe
help others with math,
Help,help,me,help my math
work on the math problem是什么意思
Can you __ __ this math problem?