Question

what is the formula of principal

Answer 1

The formula of principal is -

Principal =
Interest×100
-------------------------------
Rate of interest ×Time



or,



(Interest × 100) ÷ (Rate of interest × time)


For example :

Interest =400 rupees
Rate of interest =8%
Time = 2 years
Principal =Unknown

Therefore,

Principal =

400 × 100
------------------
8 × 2


First step: Divide 2 and 400 . (Ans.)200

Second step:Divide 2 and 8 (Ans.)4

Third step :Divide 4 and 100 (Ans.)25


So, The answer is 2500




I hope you understand. !


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Answer 2

Answer:

Explanation:

Principal = SI × 100 / R × T

Where ,

SI for Simple Interest

R for Rate

T for time

Extra Information :

SI = P × R × T /100

R = SI × 100 / P × T

T = SI × 100/ P × R