Find the compound interest on Rs 7200 at 7½ % per annum for 2 years.
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Answers
Answered by
1
Answer:
Simple Interest SI=
100
PNR
So, SI=
100
7200×2×R
=Rs144R
When interest is compounded, Amount A=P(1+
100
R
)
n
So, A =7200×(1+
100
R
)
2
=Rs7200×(1+
10000
R
2
+
100
2R
)=Rs7200+Rs0.72R
2
+Rs144R
And CI=A−P=Rs0.72R
2
+Rs144R
Si, difference CI−SI=Rs0.72R
2
+Rs144R−Rs144R=Rs72
0.72R
2
=72
R
2
=100
So, R=10 %
Step-by-step explanation:
hope it's helpful
Answered by
0
Answer:
144rate
Step-by-step explanation:
answer please
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