IBPS RRB Office Assistant Mains 17 Oct 2021 Paper

The daily expenditure of A and B are in the ratio 7 : 9. If both of them reduced their daily expenditure by Rs. 500 per day, the new ratio of their daily expenditure becomes 11 : 17. What is their average daily savings after reduction in daily expenditure if both of them spends 20% of total daily earning on their daily expenditure?