Percentage - Quantitative Aptitude (MCQ) questions for Q. 21530

Q.  A textile worker’s wages are increased by 10% and afterwards decreased by 10 %. Find the change percentage in his wages.
- Published on 05 May 16

a. 2 % increase
b. 4% increase
c. 1% decrease
d. 4% decrease
e. None of these

ANSWER: 1% decrease
 
Let workers wages = X
A 10% increase would mean new wages
= (110/100) X
A 10% decrease would mean new wages
= (90/100) (110/100 X)
= 99/100 X which means a decrease of 1 %

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