Question

3 What sum will become Rs = 19683 in 18
Month it the oriente el interest is 21
per annum
and interest Compound half
year...
​

Answer 1

r =2

2

1

% =

2

5

%

n =18 months =

2

3

years

When the interest is compounded half

yearly,

A=P(1+

2×100

r

)

n×2

=>9826=P

⎝

⎜

⎜

⎛

1+

2×100

2

5

⎠

⎟

⎟

⎞

2

3

×2

=>9826=P(

80

81

)

3

=>P=Rs 9466.54

Hope's, it helpful to you