Question

A shopkeeper offers 10% discount. During festival he decided to give a further discount of 20%. find the marked price of the articles (a) A jacket was sold at Rs 1440

Answer 1

SP=(1-d/100) (1-d/100)*MP
=(1-10/100) (1-20/100)*1000
=90/100*80/100*1000
=9*80
=720

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Answer 2

TOTAL DICOUNT=20%10%=30%
SP OF JACKET =1440
COST =30/100×1440=432
1440+432=1872