Question

Find the principal when :
(ii) final amount is 2420 at 4% per annum for 2/3 years.​

Answer 1

Answer:

Amount(A)=Rs.2420

Rate(R)=4% p.a.

Time(T)=2

2

1

=

2

5

years

Let principal =Rs.100

Then S.I.=

100

PRT

=

100×2

100×4×5

=Rs.10

Amount = P + S.I. =Rs.100+Rs.10=Rs.110

If amount is Rs.110 then principal =Rs.100

If amount is Rs.2420, then principal

=

110

100×2420

=Rs.2200

Step-by-step explanation:

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