Question

find the principal when the amount is Rs3600 and the interest is Rs200

Answer 1

Hey friend

Amount = Principal + Interest
3600= Principal+200
Principal=3400

So, the Principal=3400


Be perfectionist

Answer 2

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Amount = Principal + Interest

$\implies$3600 = Principal + 200

$\implies$3600 - 200 = Principal

$\implies$Principal = 3400