Thermal Diffusivity is the rate at which the heat spreads through the material.
Rs.5400 is divided into two parts such that if one part be invested at 6% and the other at 9%, the annual interest from both the investments is Rs. 435....
A person invested Rs. 7500 at a simple interest rate of 12% per annum, and also invested Rs. 8000 at a compound interest rate of 15% per annum, compound...
'P' invests a certain amount at an annual compound interest rate of 15% for two years, earning Rs. 3870 in interest. He then reinvests the total sum she...
Simple interest earned on an amount of Rs.1500 at rate of R% per annum after 4 years is Rs.240. Find the simple interest earned on an amount of Rs.1800 ...
A borrowed Rs. 5500 from B for his business. How much amount A will return to B at the end of 21 months such that the sum was borrowed at simple interes...
Arjun made two investments: the first was Rs. 1,600 at an annual simple interest rate of R% for a period of 2 years, and the second was Rs. 2,000 at an ...
A person 'X' borrowed Rs. 4,000 from a bank on simple interest, which is to be repaid in three equal annual installments. The rat...
Suresh earned an interest of Rs. 1032 on principal amount of Rs. 3200 at some rate of compound interest in 2 years. How much more/less interest would he...
‘J’, ‘K’ and ‘L’, each of them invested Rs. 5000 at the rate of 18% p.a., 22% p.a. and 40% p.a., respectively for 6 years, 5 years and 3 yea...
Raj invested Rs. ‘5y’ in scheme ‘C’ offering simple interest of 20% p.a. and reinvested the interest earned from scheme ‘C’ at the end of 3 ...
