The monthly incomes of two persons are in the ratio 5 : 4 and their monthly expenditures are in the ratio 9 : 7. If each person saves Rs. 500 per month, then what are their monthly incomes?
a) Rs 8000 and Rs 10000
b) Rs 3750 and Rs 3000
c) Rs 5000 and Rs 4000
d) Rs 4500 and Rs 4000
e) None of the above
a) Rs 8000 and Rs 10000
b) Rs 3750 and Rs 3000
c) Rs 5000 and Rs 4000
d) Rs 4500 and Rs 4000
e) None of the above