Question
A trader marks his goods45% above the cost price and gives a discount of 20% on the marked price. The gain % on goods he makes is :
Answer: Option B
Answer: (b)Let the C.P. of article be Rs.100Marked price = Rs.145S.P. = ${145 × 80}/100$ = Rs.116Profit percent = 16%Using Rule 8,Here, r = 45%, $r_1$ = 20%Gain % = ${r × (100 - r_1)}/100 - r_1$= ${45 × (100 - 20)}/100 - 20$= $3600/100$ - 20= 36 - 20 = 16%
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Answer: (b)Let the C.P. of article be Rs.100Marked price = Rs.145S.P. = ${145 × 80}/100$ = Rs.116Profit percent = 16%Using Rule 8,Here, r = 45%, $r_1$ = 20%Gain % = ${r × (100 - r_1)}/100 - r_1$= ${45 × (100 - 20)}/100 - 20$= $3600/100$ - 20= 36 - 20 = 16%
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