A and B started a business with an investment of Rs. 12000 and Rs. 16000. After 4 months of the business, A increased the amount by 25% and B decreased his investment by Rs. (3y + z). At the end of the year, the profit share of A is Rs. 25200 out of the total profit of Rs. 49200. Which of the following can be determined?
(i)The value of (15y + 5z)
(ii) The value of y
(iii) The value of z
1
ii and III is correct
2
iii only is correct
3
i only is correct
4
i and ii only is correct
5
None of these