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Length of train X = 30 × 72 × (5/18) = 600 m Length of train Y = (600/3) × 2 = 400 m => t = (600 + 400)/[(72 + 108) ×(5/18)] = 20 sec Required value = (t + 11) = 20 + 11 = 31
Calculate the final amount Poonam will receive if she invests Rs. 2,500 at a compound interest rate of 80% per annum, compounded quarterly, over a perio...
A certain sum of money amounts to Rs 1331 in 3 years at 10 percent compounded annually. Find the value of (CI-SI)?
If the difference in interest between two banks on Rs 500 for 2 years is 12.50 then what will be the difference in their rates?
Rs. (x + 800) is invested at 12% simple interest per annum for 5 years. The interest earned is Rs. (x - 320). If Rs. (x - 400) is...
Rs. 'x' is invested in scheme 'A' offering simple interest such that interest earned after 5 years is Rs. 600. If the amount received is further investe...
A sum of Rs.6,000 is to be paid back in two equal annual instalments; each instalment is to be paid at the end of every year. How much is each instalme...
Compound interest on a certain sum of money for 2 years is Rs.2860 while the simple interest on the same sum for the same time period is Rs.2600. Find t...
A man purchases some number of apples at the rate of 36 apple for Rs. 1. How many for a rupee did he sell to gain 12.5%.
A and B started a business with initial investments of Rs. 28000 and Rs. 35000 respectively. After one year, a profit of Rs. 10000 is earned. A being a ...
A sum of ₹ 2,400 compounded annually at a certain rate of compound interest in 2 years amounts to ₹ 2,904. What will be the simple interest (in ₹)...
