Correct option is B
Given:
Two successive discounts = 12% and 18%
Formula Used:
Single Discount % = A + B -
Where A and B are the two successive discounts.
Solution:
Single Discount = 12 + 18 -
= 30 -
= 30 - 2.16
= 27.84%
Thus, The equivalent single discount is 27.84%