The ratio of the incomes of A and B in the last year was 4 ∶ 3. The ratios of their individual incomes in the last year and the present year are 3 ∶ 4 and 5 ∶ 6, respectively. If their total income in the present year is Rs. 24.12 lakhs, then the sum of the income (in Rs. lakhs) of A in the last year and that of B in the present year is:
1
22.17
2
21.28
3
20.52
4
10.98