If in 2 years a principal of Rs.100 amounts Rs.144, then the rate of interest is ______________ p.c.p.a if compounded annually. I
Answers
Answered by
1
Answer:
Given
time=2yrs
Principal=100
Amount=121
to find rate
A=P(1+
100
R
)
n
121=100(1+
100
R
)
2
100
121
=(1+
100
R
)
2
(10)
2
(11)
2
=(1+
100
R
)
2
now we will remove sq root of both sides L.HS and R.H.S
10
11
=(1+
100
R
)
10
11
−1=(
100
R
)
10
1
=(
100
R
)
R=
10
1
×100=10
Rate will be 10%
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Answered by
0
Answer:
simple interest = principal x rate of interest X time / 100
144=100*R*2/100
R= 100*144/100*2
R=72
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