问题
判断题
文化对社会与人的发展起着积极性的促进作用。[ ]
答案
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文化对社会与人的发展起着积极性的促进作用。[ ]
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某冰箱厂为响应国家“家电下乡”号召,计划生产A、B两种型号的冰箱100台,经预算,两种冰箱全部售出后,可获得利润不低于4.75万元,不高于4.8万元,两种型号的冰箱生产成本和售价如下表: | |||||||||
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(1)冰箱厂有哪几种生产方案? (2)该冰箱厂按哪种方案生产,才能使投入成本最少?“家电下乡后农民买家电(冰箱、彩电、洗衣机)可享受13%的政府补贴,那么在这种方案下,政府需补贴给农民多少元? (3)若按(2)中的方案生产,冰箱厂计划将获得全部利润购买三种物品:体育器材、实验设备、办公用品支援某希望小学。其中体育器材最多买4套,体育器材每套6000元,实验器材每套3000元,办公用品每套1800元,把钱全部用尽且三种物品都购买的情况下,请你直接写出实验设备的买法有多少种? |
Mr Smith, Sandra, Rachel, Duane和the Greens正各自安排活动。请仔细阅读题中的个人情况说明和A到F的活动场地介绍,选出符合各自要求的最佳选项,选项中有一项是多余的选项。 小题1:Mr Smith, an American, is on business in Japan. Tomorrow he would like to visit some famous attractions. He and his assistant both love climbing very much. 小题2:Sandra is very tired because of weeks of hard work at her lessons. Now she has come up with an idea: Why not try to take a relaxing visit in Britain? 小题3:Rachel is a hard-working student. She will head for geography in the middle school. This summer she is going to travel across a dessert in a certain country. 小题4:Duane is an active and energetic student. He has a special interest in the great champions and their achievements. He really hopes to find a wonderful place for the coming weekend. 小题5:The Greens, who love the sea and enjoy the sunshine, have prepared for travelling abroad. During the trip, they are going to buy some souvenirs for their friends.
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