For a going-out-of-business sale, a jewelry shop owner
marks all of the store's merchandise 50% off. The price
tag on a necklace indicates that it is an additional 20%
off the sale price. If the original price of the necklace was
$600, what will it cost after the discounts?

Respuesta :

Answer:420

Step-by-step explanation:

600 x 0.70 is 420. so 600 minus 420 is 180