By selling 20 pencils for a rupee a man loses 20%. How many for a rupee should he sell in order to gain 20%?
Pick:
A) 80
B) 60
C) 50
D) 30
E) 10
80% --- 20   120% --- ?   80/120 * 20 = 30   Answer:30
<result>D</result>
By selling 20 pencils for a rupee a man loses 20%. How many for a rupee should he sell in order to gain 20%?