Mrs.Jones sold two houses for $80,000each.One house was sold at a 20percent loss and the other at a

题目

Mrs.Jones sold two houses for $80,000each.One house was sold at a 20percent loss and the other at a 20 percent gain
问The gain minus the loss与0比较大小

答案

X * 80% = Y * 120% =80,000
X > Y
20% X >20% Y
loss > gain
gain-loss< 0