Question

formula of discount percent ​

Answer 1

Answer:

This is the method to find the discount percent.

Answer 2

Discount Percent :

${\underline{\boxed{\red{\sf{ Discount \; \% = \bigg\lgroup \dfrac{Discount}{Cost \; Price} \bigg\rgroup \times 100 }}}}}$

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${\longrightarrow\small{\underline{\boxed{\pmb{\sf{Amount={P{\bigg(1 + \dfrac{R}{100}{\bigg)}^{T}}}}}}}}}$

${\longrightarrow\small{\underline{\boxed{\pmb{\sf{Amount = Principle + Interest}}}}}}$

$\large{\longrightarrow\small{\underline{\boxed{\pmb{\sf{ Principle=Amount - Interest }}}}}}$

${\longrightarrow\small{\underline{\boxed{\pmb{\sf{Principle = \dfrac{Amount\times 100 }{100 + (Time \times Rate)}}}}}}}$

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Hope It Helps!!