RRB NTPC Exam

The simple interest accrued on an amount of Rs. 50,000 at the end of 3 years is Rs. 30,000. What would be the compound interest accrued on the same amount at the same rate in the same period? 36,600           36,400          35,000               38,400           31,400 The height of a tree increases every year by times of its height.  If the present height of the tree is 128 cm then what will be its height after 2 years? 162 cm       182 cm       152 cm       144 cm          150 If the difference between the compound interest and the simple interest on a certain sum for 2 years at 8% per annum is `12.8, then the sum is 2500  ...