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The value of a number first increased by 15% and then decreased by 10%. Then the net effect:

A3.5% increase

B3.5% decrease

C5% increase

D4.8% decrease

Answer:

A. 3.5% increase

Read Explanation:

[15-10+ 15x-10/100]% = 5+(-150/100)= 5 - 1.5 = 3.5% Value is +ve, so increase of 3.5%


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