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The salary of a worker is first increased by 30% and afterwards reduced by 30%. What is net change in his salary?

/ Mathematics Mcqs, Percentage Mcqs / By
The salary of a worker is first increased by 30% and afterwards reduced by 30%. What is net change in his salary?

A. 90% increase
B. 45% increase
C. 9% decrease
D. Same as before
Explanation:
(30 * 30)/100 = 9% decrease