railway RRB JE (CBT I + CBT II) Mock Test 2024 Quantitative Aptitude

The station master decided to increase the length of a rectangular digital board by 3% and decrease its width by 3%. Find the total change in the area of ​​the board.

1
0.06% decrease
2
0.09% increase
3
0.04% increase
4
0.09% decrease
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