Quantitative - Simple and Compound Interest

Quantitative - Simple and Compound Interest
Question:-
Option (A)
Rs. 2937.67
Option (B)
Rs. 3000
Option (C)
Rs. 2037.67
Option (D)
Rs. 2739.76
Correct Option:
A
Question Solution:
8000 * (1.05)3 = X *(1.05)3 + X * (1.05) + X
Question:-
Option (A)
8
Option (B)
6.5
Option (C)
5
Option (D)
12
Correct Option:
A
Question Solution:
Use compound interest formula
Question:-
Option (A)
Rs. 8215
Option (B)
Rs. 8205
Option (C)
Rs. 8185
Option (D)
none of these
Correct Option:
D
Question Solution:
64000 x (1.025)4
Question:-
Option (A)
Rs. 2000
Option (B)
Rs. 2200
Option (C)
Rs. 2500
Option (D)
Rs. 3000
Correct Option:
C
Question Solution:
x + 0.1x = 1100 , y + 0.2y = 1800
x = 1000, y = 1500
Question:-
Option (A)
Rs. 11
Option (B)
Rs. 15
Option (C)
Rs. 12
Option (D)
Rs. 16
Correct Option:
D
Question Solution:
(1.105)3 x 1000 - 1.3 x 1000