If interest on Rs `x` for 2 years at R% per annum is Rs 80, then interest on Rs `2x` for one year at R% per annum is (a) Rs 160 (b) Rs 40 (c) Rs 80 (d) Rs 120

If interest on Rs. X for 2 years at R% p.a. is Rs. 80, then interest on Rs. 2x for 1 year at R% p.a. is____.

The difference between the interest obtained for Rs 1000 at 12% per annum for 3 years and that for Rs 1500 at 8% per annum for 1 1/2 years is (a) Rs 360 (b) Rs 300 (c) Rs 180 (d) Rs 200

The simple interest on a certain sum of money for 3 years at 8% per annum is half the compound interest on Rs 4000 for 2 years at 10% per annum.The sum placed on simple interest is (a) Rs 1550 (b) Rs 1650 (c) Rs 1750 (d) Rs 2000

The compound interest on a certain sum for 2 years at 10% per annum is Rs 525. The simple interest on the same sum for double the time at half the rate percent per annum is (a) Rs 400 (b) Rs 500 (c) Rs 600 (d) Rs 800

What is the present worth of Rs 132 due in 2 years at 5% simple interest per annum? (a) Rs 112 (b) Rs 118.80 (c) Rs 120 (d) Rs 122

If the rate of interest be 4% per annum for first year,5% per annum for second year and 6% per annum for third year,then the compound interest of Rs 10000 for 3 years will be (a) Rs 1575.20 (b) Rs 1600 (c) Rs 1625.80 (d) Rs 2000

The difference between the interest obtained for Rs 1000 at 12% per annum for 3 years and that for Rs 1500 at 8% per annum for 1(1)/(2) years is Rs 360 (b) Rs 300 Rs 180 (d) Rs 200

Total interest of Rs 100 at y% per annum in y^2 years is

The compound interest on a certain sum of money for 2 years at 10% per annum is Rs 525. The simple interest on the same sum of money for double the time at half the rate percent per annum is? (a) Rs 1000 (b) Rs 500 (c) Rs 200 (d) Rs 800