A number is decreased by 10% and the resulting number is again decreased by 20%. What is the final percentage of decrease ?

A number is decreased by 10% and the resulting number is again decreas

1.	A number is decreased by 10% and the resulting number is again decreased by 20%. What is the final percentage of decrease ?
A.	5%
B.	6%
C.	7%
D.	8%
Answer» E.

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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 ?

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