state gov UP Police Assistant Operator (Radio Cadre) Mock Test Quantitative Aptitude Interest Simple Interest
40% of a sum of money is invested at the rate of 5% per annum for two years and the remaining amount is invested at 10% per annum for two years. If ₹1,280 is received as total simple interest at the end of two years, then the total sum invested is:
1
₹6,750
2
₹6,000
3
₹8,000
4
₹7,500