Question

the ratio of the income to the expenditure of a family is 9:4 . Find the income if the saving is 3600

Answer 1

let income be x
so income =9x
so expenditure =4x
savings =income-expenditure
3600= 9x - 4x
3600= 5x
3600/5 =x
so x= 720
then income =9×720=6480rupees
then expenditure =4×720=2880rupees

Answer 2

Answer:

Step-by-step explanation:

expenditure =4x

savings =income-expenditure

3600= 9x - 4x

3600= 5x

3600/5 =x

x= 720