 
<translate> Adadin rangwamen shine 20 / 100 * $ 90 farashin asali = $ 18. Charlotte yana bukatar kawo $90 - $18 rangwame = $72. <eng> The amount of the discount is 20 / 100 * $90 original price = $18. Charlotte needs to bring the $90 - $18 discount = $72. 