A's age : B's age is 4 : 3. After 6 years, A will be 26 years. What is B's present age?
$$\frac{A}{B}$$ =Â $$\frac{4x}{3x}$$
After 6 years
A + 6 = 26 years
A = 20 years
$$\frac{A}{B}$$ = $$\frac{4}{3}$$
$$\frac{20}{B}$$ = $$\frac{4}{3}$$
B = 15years
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