# NTA-NET (UGC-NET) Paper-I (in English) Video Course Lecture: Interest Problems (*31 mins*) | Lecture 63 of 84

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## Topics Covered

- Financial Problems » Interest Problems

## Details

Q. A sum of money on simple interest doubles itself in 10 years. It will triple itself in

1.15 years

2.20 years

3.30 years

4.32 years

Q. 3 years ago, population of town was 1,60, 000. Find current population of town, if population increased by 3 % , 2.5 % and 5 % respectively in last 3 years.

A. 1,77, 000

B. 1,77, 366

C. 1,77, 461

D. 1,77, 596

Q. For loan of ₹ 1200 with simple interest for as many years as interest rate, ₹ 432 is paid as total interest when loan period finishes, find interest rate?

A. 3 B. 6

C. 9 D. 12

Q. Find the sum accruing simple interest of 1120 in 4 years & 1200 in 5 years.

A. 500 B. 600

C. 800 D. 900

Q. What is the rate of simple interest in a bank if the principal amount of rupees 5000.00 becomes rupees 10000.00 in 8 years?

1.12. 5 %

2.20 %

3.15 %

4.10 %

Q. What is the rate of simple interest in a bank if the principal amount of rupees 5000.00 becomes rupees 10000.00 in 8 years?

1.12. 5 %

2.20 %

3.15 %

4.10 %

Q. Difference between annual compound interest & simple interest on certain sum given at 4 % per year for 2 years is 1. What is the sum?

A. 625

B. 675

C. 650

D. None

Q. If annual money compounded amounts to thrice itself in 3 years. To become 9 times itself, how many years are required?

A. 6

B. 8

C. 10

D. 12

Q. Find difference in compound interest of amount 5000 compounded yearly and half-yearly for 1.5 years at 4 % per annum.

A. 2.04

B. 3.04

C. 4.04

D. 5.04

Q. Minimum number of years required in which sum of money at 20 % compound interest will be more than doubled is?

Q. Find compound interest on same principle at same rate and for same time, if 50 is simple interest for 2 years at 5 % per annum on some sum of money?

A. 51.25

B. 52

C. 54.25

D. 60