100+ Simple Interest Aptitude Questions and Answers Pdf - 2

 Question: 6

A sum of money at simple interest amounts to Rs.815 in 3 years and to Rs.854 in 4 years. The sum is

(A) Rs. 650

(B) Rs. 670

(C) Rs. 680

(D) Rs. 698

View Answer

Ans: D

S.I. for 1 year = Rs. (854 - 815) = Rs. 39.

S.I. for 3 years = Rs. (39 × 3) = Rs. 117.

∴ Principal = Rs. (815 – 117) = Rs. 698.

Question: 7

Deepak invested an amount of Rs.21250 for 6 years. At what rate of simple interest will be obtain the total amount of Rs.26350 at the end of 6 years?

(A) 4 p.c.p.a

(B) 5 p.c.p.a

(C) 6 p.c.p.a

(D) 8 p.c.p.a

View Answer

Ans: A

P = Rs. 21250,

S.I. = Rs. (26350 – 21250) = Rs. 5100,

T= 6 years

∴ Rate = (

100×5100

21250×6

)% = 4%.

Question: 8

What would be the simple interest obtained on an amount of Rs.5760 at the rate of 6 p.c.p.a after 3 years?

(A) Rs. 1036.80

(B) Rs. 1063.80

(C) Rs. 1336.80

(D) Rs. 1666.80

View Answer

Ans: A

P = Rs. 5760, R = 6%, T = 3 years.

∴ S.I. = Rs. (

5760×6×3

100

) = Rs. 1036.80.

Question: 9

Asmita invests an amount of Rs.9534 @ 4 p.c.p.a. to obtain a total amount of Rs.11442 on simple interest after a certain period. For how many years did she invest the amount to obtain the total sum?

(A) 2 years

(B) 3 years

(C) 4 years

(D) 5 years

View Answer

Ans: D

P = Rs. 9534, S.I. = Rs. (11442 – 9534) = Rs. 1908, R = 4%.

∴ Time = (

100×1908

9534×4

)yrs = (

47700

9534

)yrs = 5 yrs.

Question: 10

A sum fetched a total simple interest of Rs. 4016.25 at the rate of 9 p.c.p.a in 5 years. What is the sum?

(A) Rs. 4462.50

(B) Rs. 8900

(C) Rs. 8925

(D) Rs. 9025

View Answer

Ans: C

Principal = Rs. (

100×4016.25

9×5

) = Rs. (

401625

45

) = Rs. 8925.