In what time will the simple interest on Tk. 400 at 10% per annum be the same as the simple interest on TK. 1000 4 years at 4% per annum?

In what time will the simple interest on Tk. 400 at 10% per annum be the same as the simple interest on TK. 1000 4 years at 4% per annum? Correct Answer 4 years

W know, simple interest, I = Prn ATQ, 400×10100×n = 1000×4100×4⇒40n  = 160⇒n = 16040.'. n  = 4years 
Bissoy MCQ

Related Questions

The simple interest on a certain sum of money for 2 1/2 years at 12% per annum is TK. 40 less than the simple interest on the same interest on the same sum for 3 1/2 years at 10% per annum. Find the sum.
A sum invested at 5% simple interest per annum grows to Tk. 504 in 4 years The same amount at 10% simple interest per annum in 212 years will grow to :
A person deposited Tk. 400 for 2 years, Tk. 550 for 4 years and Tk. 1200 for 6 years. He received the total simple interest of Tk. 1020. The rate of interest per annum is
The simple interest on a certain sum of money at 4 percent per annum for 4 years is Tk. 87.5 more than interest on the same sum for 3 years at 5 percent per annum . Find the sum of money.
The simple interest on a certain sum of money at 4 percent per annum for 4 years is TK. 87.5 more than interest on the same sum for 3 years at 5 percent per annum. Find the sum of money.
The compound interest on a certain sum for 2 years at 10% per annum is Tk. 525. The simple interest on the same sum for double the time at half the rate percent per annum is :
Mr.khan invested an amount of TK. 13,900 divided into two different schemes A and B at a simple interest rate of 14% per annum and 11% per annum respectively. If the total amount of simple interest earned in 2 years be Tk. 3,508, what was the amount invested in Scheme B?
A sum of Rs 8000 is divided into two parts. The simple interest on first part at the rate of 21% per annum is equal to the simple interest on second part at the rate of 35% per annum. What is the interest (in Rs) of each part?
The simple interest on a sum of money is 16/25 of the principal. The number of years is equal to the rate of interest per annum. What is the rate (in percentage) of interest per annum?
If the compound interest on a sum for 2 years at 12.5% per annum is TK. 510 the simple interest on the same at the same rate for the same period of time is :