Question

gain or loss percent is calculated on c.p. or s.p.​

Answer 1

Answer -

Cost price & Selling price both are required for calculating Loss Percentage & Gain\Profit Percentage

Loss Percentage -

$\frac{Selling \: price}{Cost \: price} = \frac{Loss \: \%}{100}$

Gain\Profit Percentage -

$\frac{Selling \: price}{Cost \: price} = \frac{Gain \: or \: Profit \: \%}{100}$

HoPe iT HeLpS YoU ♥️♥️♥️