A man borrowed Tk . 900 at 10% per annum simple interest and immediately lent the whole sum at 10% per annum compound interest. what does the gain at the end of 2 years?

A Tk. 8
B Tk. 9
C Tk. 6
D None

Correct Answer: Tk. 9

The simple interest 10% of Tk. 900 in 2 years = 900 × 2 × 10100 = 180 Again compound interest = P1 + rn = 9001 + 101002 = 9001101002 = 1089∴The gain of compound interest = (1 - 89 - 900) = Tk. 189 So, the gain = Tk. (189 - 180) = Tk. 9
Bissoy MCQ
#গণিত #সরল ও যৌগিক মুনাফা  (Simple & Compound interest) #Al-Arafah Islami Bank Limited #Al-Arafah Islami Bank Ltd - Management Trainee Officer - 30.09.2011

Related Questions

A class of 20 students borrowed library books for their research projected. Some of the students borrowed 3 books each, and the rest borrowed 2 books each. If a total of 52 books were borrowed, how many of the students borrowed, how many of the students borrowed 3 books each?
A 8
B 9
C 10
D 12
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 TK. 700
B TK. 800
C TK. 900
D None of these
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 TK. 6400
B TK. 6500
C TK. 7200
D TK. 7500
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.
A Tk. 6,700
B Tk, 7, 500
C Tk. 8,750
D Tk. 9, 500
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.
A TK. 6,700
B TK. 7,500
C TK. 8,750
D Tk. 9,500
A lent Tk. 4000 to two persons for one year. Some amount was lent at 5% and the rest at 4%. He got Tk. 180 as interest. How much money was lent at 5%?
A 2000
B 3000
C 2500
D 1500
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 :
A Tk. 400
B Tk. 500
C Tk. 600
D Tk. 800
A sum of money is borrowed and paid back in two annual installments of Tk. 882 each allowing 5% compound interest. The sum borrowed was :
A Tk. 1620
B Tk. 1680
C Tk. 1640
D Tk. 1700
A lent TK. 5000 to B for 2 years and TK. 3000 to C for 4 years on simple interest at the same from both of them as interest . The rate of interest per annum is :
A 5%
B 7%
C 71/2 %
D 10%
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 Tk. 420
B Tk. 450
C Tk. 525
D Tk. 550

Next steps