Investments of A, B and C are Rs. 4500, Rs. 5500 and Rs. 6000 respectively. Started a business after y months and (y + 3) months A and B withdrawn respectively and C continued till the end of the year. The profit share of A, B and C are 63: 110: 144. The total profit is Rs. 79250 and 20% were given to charity. Find the profit share of A is how many times the y.