Question

a man bought oranges at rupees 30 per dozen and sold a loss of 5% per score . Please tell the answer step by step cuz I am a slow learner

Answer 1

30 dozen = 30 x 12 = 360,
Loss=5%
Answer = 5/100x360
=180/10
=18 Ans

Answer 2

cp of 12 = 30
sp of 20 = 95×30/100=28.5

so hope u understand....