+274 The length of a rectangle is increased by 25% , but the width of the rectangle is decreased to keep the area of the rectangle unchanged. By what percent was the rectangle's width decreased?
+538 use any example: take a 4:2 rectangle- area 8
4 increased by 25%=5
8/5=width
2-8/5=2/5
decreased byy 20%
+538 use any example: take a 4:2 rectangle- area 8
4 increased by 25%=5
8/5=width
2-8/5=2/5
decreased byy 20%
