Question

( A: B )
17 Iast yeat income 3: 4 (astyear: Thì yeas
A's ratio
B "ranto
3 ) ( x 8 ) (xatio of lostyeas
( therefore ) present ratio ( =15: 24 ) become 3: 4
[
=5: 8
]
Present to tal income ( =4160 )
( therefore A^{prime} s ) income ( =frac{5}{1} times 4160 )
( sqrt{A^{prime} A ln (operatorname{com} e) 1^{3} cdot 00}]{B^{prime} cdot operatorname{incom}(2) 2560} )

# 7. the ISL = 5 L es lie 4114 - 00 tuu usu. The ratio of A's and B's income last year was 3:4. The ratio of their own income last year to this year is 4 : 5 and 2 : 3 respectively. their present income is Rs. 4160. Find the presents income of A and B. 20.

Solution