other govt exam BARC DAE Junior Purchase Assistant / Junior Storekeeper Mock Test Quantitative Aptitude Mensuration Plane Figures
A rectangle has a width 'a' and length 'b'. If the width is decreased by 20% and the length is increased by 10%, then what is the area of the new rectangle in percentage compared to 'ab'?
1
110%
2
80%
3
88%
4
120%