Question

Simple intrest for a sum at the rate of 12 % per anum for 2 yrs is ₹240 find the sum.​

Answer 1

Answer:

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Answer 2

Answer:

S.I. for 1 year=

3

240

=Rs.80= C.I. for 1 year

C.I. for 2 years =Rs.170

C.I. for 1 year+C.I for 2nd year =Rs.170

C.I. for 2nd year=170−80=Rs.90

∴ Interest on Rs. 80 for one year=90−80=Rs.10

∴ Rate of interest=

80

10

×100=12

2

1

=12 1/2 %