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William
11-02-2013, 07:05 AM
Which of the following is the approximated percentage of the discount given that a LED TV 40’ was sold for $400 instead of $450?

(A) 8\%

(B) 11\%

(C) 15\%

(D) 17\%

(E) 18\%


Thanks!:D

miranda
11-02-2013, 07:05 AM
The percentage decrease in TV price is given by the following formula:

\frac{\$\ 400-\$\ 450}{\$\ 450} \cdot 100 \%\ = 11\%



Therefore the correct answer is (B).

William
11-02-2013, 07:11 AM
Thanks miranda!!