How many kg of Sugar at Tk. 50 per kg must a man mix with 25 kg of sugar at Tk. 34 per kg so that by selling the mixture at Tk. 44 per kg he gains 10% on the outlay?

Question: How many kg of Sugar at Tk. 50 per kg must a man mix with 25 kg of sugar at Tk. 34 per kg so that by selling the mixture at Tk. 44 per kg he gains 10% on the outlay?

Solution:
Cost price of mixture = (44/110) × 100 = 40


Ratio of sugar of Tk. 50 and Tk. 34 is = 6 : 10 = 3 : 5
∴ sugar of Tk. 50 per kg to be mixed = (3/5) × 25 = 15kg