"The ratio of income and expenditure of a person is 11 : 10. If he saves Rs. 9000 per
Channel: Doubtnut
Date: 2020-04-05

"The
 ratio of income and expenditure of a person is 11 : 10. If he saves Rs. 9000
 per annum, his monthly income is 
`R s .8000`
b. `R s .8250`
c. `R s .8500`
d. `R s .8800`"