Question : The compound interest on Rs. 24000 at 10% per annum for $1\frac{1}{2}$ years, interest being compounded semi-annually is:

Option 1: Rs. 3783

Option 2: Rs. 3777

Option 3: Rs. 3780

Option 4: Rs. 3781

Question : The simple interest on a certain sum of money for 2 years at 5% is Rs. 1600. The compound interest at the same rate after 3 years (interest compounded annually) is:

Option 1: Rs. 2520

Option 2: Rs. 2522

Option 3: Rs. 2555

Option 4: Rs. 2535

Question : The difference between Simple and Compound Interest (compounded annually) on Rs. 40,000 for 3 years at 8% per annum is:

Option 1: Rs. 684.32

Option 2: Rs. 788.48

Option 3: Rs. 784.58

Option 4: Rs. 4,000

Question : In 3 years, Rs. 3000 amounts to Rs. 3993 at $x$% compound interest compounded annually. The value of $x$ is ___.

Option 1: $10$

Option 2: $8$

Option 3: $5$

Option 4: $3\frac{1}{3}$

Question : A sum of money invested at 20% compound interest (compounded annually). It would fetch Rs. 723 more in 2 years if interest is compounded half-yearly. The sum is:

Option 1: Rs. 15,000

Option 2: Rs. 30,000

Option 3: Rs. 20,000

Option 4: Rs. 7,500