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