Question

Formula of gain percent

Answer 1

❣Answer❣

Gain % = (Gain / CP) * 100. Loss % = (Loss / CP) * 100.

Hope this will help you (◍•ᴗ•◍)

Answer 2

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

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Hope It Helps!