By selling 3 dozen oranges for ₹405, a trader loses 25%. How many oranges should he sell for ₹288 if he needs to earn a profit of 20% in the transaction?

16

N1 = 36

P1 = 75

Rs1 = 405

N2 = ?

P2 = 120

Rs2 = 288

Formula = \(\frac{N1  ×  P1}{Rs1}\) = \(\frac{N2  ×  P2}{Rs2}\) 

Formula = \(\frac{36  ×  75}{405}\) = \(\frac{N2  ×  120}{288}\) 

No. of oranges required (N2) = 16