A) 89%
B) 75%
C) 79%
D) 100%
Correct Answer: C
Solution :
[c] Single discount = \[x+y+\frac{xy}{100}\] \[=-\,70-\,30+\frac{(-\,70\times -\,30)}{100}\] \[=-\,100+21=-\,79%\] '\[-\]' Denotes discount. Hence, single discount equivalent to 79%You need to login to perform this action.
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