Question : A sum of Rs. 2,400 amounts to Rs. 3,264 in 4 years at a certain rate of simple interest. If the rate of interest is increased by 1%, the same sum at the same time would amount to:

Option 1: Rs. 3,288

Option 2: Rs. 3,312

Option 3: Rs. 3,340

Option 4: Rs. 3,360

Question : A sum of Rs. 600 becomes Rs. 840 at simple interest in 4 years. In how many years will the sum of Rs. 1500 amount to Rs. 2100 at the same rate of simple interest?

Option 1: 5 years

Option 2: 4 years

Option 3: 2 years

Option 4: 3 years

Question : A sum of Rs. 500 becomes Rs. 580 at simple interest in 2 years. In how many years will the sum of Rs. 650 amounts to Rs. 858 at the same rate of simple interest?

Option 1: 4 years

Option 2: 8 years

Option 3: 5 years

Option 4: 6 years

Question : A sum was invested on simple interest at a certain rate for 2 years. If the interest rate is increased by 4%, then the interest increases by Rs. 160. What is the sum (in Rs.) invested?

Option 1: 2000

Option 2: 3000

Option 3: 3500

Option 4: 4000

Question : The difference between simple interest and compound interest (compounding of interest is done annually) on a certain sum of money for 3 years at the rate of 20 percent per annum is Rs. 192. What is the sum?

Option 1: Rs 1500

Option 2: Rs 1400

Option 3: Rs 1000

Option 4: Rs 1200