作业帮问一道用英语出的数学题!急!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 begin
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问一道用英语出的数学题!急!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 begin
问一道用英语出的数学题!急!
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?
问一道用英语出的数学题!急!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 begin
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
题呢？
矩形的宽增加25%，长不变,所得矩形面积是原来的125%
剩下(X-2)/X的草没割