
问一道用英语出的数学题!!急!
ifthewidthofarectangleisincreasedby25%whilethelengthremainsconstant,theresultingareai...
if the width of a rectangle is increased by 25% while the length remains constant ,the resulting area is what percent of the orginal area?
第二道:Mr jones can mow his lawn in x hours .After 2 hours ,it begins to rain.What part of the lawn is left unmowed? 展开
第二道:Mr jones can mow his lawn in x hours .After 2 hours ,it begins to rain.What part of the lawn is left unmowed? 展开
展开全部
1、矩形的宽增加25%,长不变。所得矩形面积是原来的百分之多少?
125%
2、Mr jones修完草坪需要x小时,2个小时后开始下雨。剩下未修的草坪占多少?
(2-x)/x
125%
2、Mr jones修完草坪需要x小时,2个小时后开始下雨。剩下未修的草坪占多少?
(2-x)/x
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询