Question

Find the rate at which Rs. 12000 will earn an interest of Rs. 1440 in 3 years
A)5%
B)10%
C)6%
D)4%

Answer 1

Answer:

$\frac{12000 \times r \times 3}{100} = 1440$

$r = \frac{1440}{120 \times 3}$

$r = 4\%$

Step-by-step explanation:

hope helpful

Answer 2

Answer:

4%

Step-by-step explanation:

Given:

Principle = p = 12,000

Si = 1440

Time = 3yrs

Rate = ?

SI = P × I × T

1440 = 12000 × i/100 × 3

144000 = 36000i

i = 144000 ÷ 36000 = 4

I = 4%