Question

simple intrest on a certain sum @ of intrest 10%of interest per annum for 3 years is 1800 find the principal​

Answer 1

Answer:

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If P denotes the principal ($), R denotes the rate (percentage p.a.) and T denotes time (years), then:-

S.I = (P × R × T)/100

R = (S.I × 100)/(P × T)

P = (S.I × 100)/(R × T)

T = (S.I × 100)/(P × R)

If the denotes the amount, then A = P + S.I

Answer 2

Answer:

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