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ATQ, we can say that Let the total distance be 180 km. 1/3rd of total distance = 180 × (1/3) = 60 km Time taken by Bala to cover first one-third of the total distance = 60/10 = 6 hrs Time taken by Bala to cover next one-third of the total distance = 60/20 = 3 hrs Time taken by Bala to cover last one-third of the total distance = 60/60 = 1 hr Average speed = Total time/total distance = 180/ (6 + 3 + 1) = 180/10 = 18 km/hr.
Simple interest earned on an amount of Rs.1200 at rate of R% per annum after 2 years is Rs.216. Find the simple interest earned on an amount of Rs.1400 ...
Calculate the compound interest earned on investing Rs. 20,000 at 25% per annum compounded annually for 2 years.
The simple interest on a certain sum of money for 4 years at 16% per annum is 2/5th of the compound interest on Rs. 6000 for 2 years at 20% p...
"Zampa invested Rs.__________ in an SBI Contra fund with a 20% annual compound interest, compounded annually. At the end of each year, the bank deducts ...
The amount becomes ₹ 1,451.25 in one year on a simple rate of interest. If the rate of interest was 2% higher, the amount would have been ₹ 27 more...
A sum of money lent out at simple interest amounts to Rs.620 after 2 years and to Rs.1220 after a further period of 4 years. The sum is:
'M' invested ₹19,200 at an annual compound interest rate of 10%, compounded yearly. After 'a' years, the total amount he received was ₹23,232. If 'Q...
Mohan invests ₹8,000 each in two different schemes, 'A' and 'B', for a duration of 2 years. Scheme 'A' provides compound interest at an annual rate of...
If the ratio of the sum invested and simple interest received after 1 year is 25:16 respectively, then find the rate of interest.
The amount in a bank account after 3 years is ₹1350 when the interest is compounded annually at a rate of 10%. What was the principal amount?
