Question
1 packet of biscuits costs Rs 16 but a pack of 4 of the
same packet of biscuits costs Rs 56. What is the effective discount (in %) on the pack?Solution
Cost of 1 pack=Rs 16 Cost of 4 packs=Rs 64 But a set of 4 pack=Rs 56 Effective discount=((64-56)/64)*100 =100/8 =12.5 %
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