Q. करन ने एक दर्जन पेन रु 120 के ख़रीदे तथा 3 पेन का एक पैक रु 35 का बेच दिया। उसको कितना लाभ हुआ ?
✅ Correct Answer: (A)
16.67%
Explanation: यहाँ , a = 120 , b = 12 , c = 35 , d = 3
∴ लाभ % = [ ( b x c - a x d )/( a x d ) ] x 100 %
= [ ( 12 x 35 - 120 x 3 )/( 120 x 3 ) ] x 100 %
= [ ( 420 - 360 )/360 ] x 100 % = ( 60/360 ) x 100 % = 100/6 = 16.67%
Explanation by: Ruchi Sharma
यहाँ , a = 120 , b = 12 , c = 35 , d = 3
∴ लाभ % = [ ( b x c - a x d )/( a x d ) ] x 100 %
= [ ( 12 x 35 - 120 x 3 )/( 120 x 3 ) ] x 100 %
= [ ( 420 - 360 )/360 ] x 100 % = ( 60/360 ) x 100 % = 100/6 = 16.67%
∴ लाभ % = [ ( b x c - a x d )/( a x d ) ] x 100 %
= [ ( 12 x 35 - 120 x 3 )/( 120 x 3 ) ] x 100 %
= [ ( 420 - 360 )/360 ] x 100 % = ( 60/360 ) x 100 % = 100/6 = 16.67%