The C.I. on ₹ 30,000 at 7% per annum for a certain time is ₹ 4,347. The time is
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Answer:
Step-by-step explanation:
Principal=30,000 Rs.
C.I=4347 Rs.
Rate of interest=7 %
Amount=Principal+C.I
Amount=30,000+4347=34347Rs.
Let the time is T years' then
⇒34347=30000(1+
100
7
)
T
⇒34347=30000(
100
107
)
T
⇒(
100
107
)
T
=
30000
34347
⇒(
100
107
)
T
=
10000
11449
⇒(
100
107
)
T
=(
100
107
)
2
∴T=2years.
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