Question

Find the percent of Markup: The price changed from $12 to $15.

Answer 1

Percentage Mark -up =

$=\frac{new\text{ value -old value}}{\text{old value}}\times100percent$$=\frac{15\text{ - 12}}{12}\times100percent$$=\frac{3}{12}\times100percent$$=\frac{1}{4}\times100\text{ percent}$

= 25%