The price of kerosene is ₹48 per litre and the price of spirit is ₹30 per litre. In what ratio should the kerosene and spirit be mixed so that the profit after selling the mixture at ₹60 per litre will be 50% ?

1 : 1 5 : 4 2 : 3 3 : 4

5 : 4

⇒ The ratio in which the kerosene and spirit should be mixed so that the profit after selling the mixture at Rs.60 per liter will be 50% is = 10 : 8 = 5 : 4.