Haritha earns Rs. 30000 every month. She spends 20% of her salary on rent, 80% of the remaining amount o n other expenses and saves the rest. What percentage of the salary does Haritha save?

Harsha's Salary = Rs. 30000
Money Spent on rent $=\frac{20}{100}\times 30000=\text{ Rs. }6000$
Remaining Salary $=\text{ Rs. }(30000-6000)=\text{ Rs. }24000$ Money Spent on another expenses$=\frac{80}{100}\times 24000$
                                                                                                                                                   = Rs.19200
Remaining money on savings =24000 -19200
                                                =Rs. 4800