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The salary of a person is decreased by 25% and then the decreased salary is increased by 25%. His new salary in comparison with his original salary is
-
- the same
- 6.25% more
- 6.25% less
- 0.625% less
Correct Option: C
Here , a = -25% , b = 25%
Using above in formula , we get
Effective change = –25 + 25 – | % = –6.25% | |
100 |
The negative sign shows decrease.
second method to solve this question ,
Here y = 25%
Percentage decrease = | % = | |||
100 | 100 |
Percentage decrease = | = 6.25% | |
100 |