At what percent per annum will sum of Rs 8000 amount to Rs 9261 in 3 years, if interest is compounded annually?
At what rate of interest per annum will the simple interest on a sum of money be 25% of the principal in 5 years?
A certain sum of money amounts to Rs 880 in 2 years at the annual rate of 5% simple interest. Find the sum.
A sum of Rs 800 amounts to Rs 950 in 3 years at simple interest. Find the amount received if the rate of interest is increased by 3 %.
Find the time in which a motorboat can cover 128 km against the stream when the rate stream is 4 km/hr and speed of the motor boat with the current is 20 km/hr.
A boat goes 42 km downstream in 56 minutes. The speed of stream in 16 km/hr. Find the speed of the boat in still water.
A man traveling with of his usual speed reaches his distance 70 minutes late. Find the usual time he takes to reach his destination.
Population of a village decreases at the rate of 12% per annum. If its population 2 years ago was 62500, find its present population.
A bus covers a distance of 150 km at a speed of 16.67 m/s. If the bus has to cover 120 km in the same time, find the distance traveled by bus (in meter) per minute.
A man can row upstream at 24 km/hr. And downstream at 30 km/hr. Find the speed of the current.
