Savings = $4000
Explanations:The ratio of income to expenditure = 6 : 5
Expenditure = $20000
[tex]\begin{gathered} \frac{Income}{\text{Expenditure}}\text{ = }\frac{6}{5} \\ \frac{Income}{20000}=\text{ }\frac{6}{5} \\ \frac{Income}{20000}=1.2 \\ \text{Income = 20000(1.2)} \\ \text{Income = }24000 \end{gathered}[/tex]Income = $24000
Savings = Income - Expenditure
Savings = $24000 - $20000
Savings = $4000