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A number is decreased by 10 and the resulting number is...

This question belongs to Arithmetic Ability Percentage
Percentage
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A number is decreased by 10% and the resulting number is again decreased by 20%. What is the final percentage of decrease ?

Answer & Solution
Correct Answer: Option D
Find decreased profit
= 10 + 20 - $$\frac{10 × 20}{100}$$
= 30 - 2
= 28%
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