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National Science Day is celebrated in India on 28 February every year to mark the discovery of the Raman effect by Indian physicist Sir Chandrashekhara Venkata Raman on 28 February 1928.
A sum is lent on compound interest for 2 years at 10% p.a. If the compound interest on the sum is Rs.4410, find the sum.
A sum of money lent at compound interest at the rate of 10% per annum is paid back in three equal instalments of Rs 3,993. Find the sum?
Calculate the principal amount 'x' for which the simple interest accrued over 5 years at an annual rate of 24% is equivalent to the compound interest ea...
A certain sum of money becomes 4500 in 6 years and Rs. 5500 in 10 years at any certain rate of simple interest. Find the principal amount.
Anoop invested a sum at a simple interest rate of 8% per annum, and it grew to Rs.1,850 in 6 years. If the same sum is invested at a compound interest r...
If Vipul invests Rs.’a’ in scheme ‘M’ with a compound interest rate of 20% p.a. for two years, and the total amount received from scheme ‘M’...
What sum of money must be given at simple interest for 3 months at 4% per annum in order to earn Rs. 240 interest?
A certain sum amounts to ₹13200 after 4 years and to ₹16400 after 8 years at the same rate per cent p.a. at simple interest. The simple interest (in...
Rs. 5000 when invested at simple interest of r% p.a. amounts to Rs. 6000 in 24 months. If the same sum had been invested for 1 year at compound interest...
