To increase sales at the beginning of the year, a department store remarked the prices of its products 20\% below the original price. When they reach the checkout, customers who have the store's loyalty card are entitled to an additional discount of 10\% on the total value of their purchases. A customer wishes to buy a product that cost $\mathrm{R}\$ 50{,}00$ before the price remarking. He does not have the store's loyalty card. If this customer had the store's loyalty card, the additional savings he would obtain when making the purchase, in reais, would be (A) 15.00. (B) 14.00. (C) 10.00. (D) 5.00. (E) 4.00.
To increase sales at the beginning of the year, a department store remarked the prices of its products 20\% below the original price. When they reach the checkout, customers who have the store's loyalty card are entitled to an additional discount of 10\% on the total value of their purchases.
A customer wishes to buy a product that cost $\mathrm{R}\$ 50{,}00$ before the price remarking. He does not have the store's loyalty card.
If this customer had the store's loyalty card, the additional savings he would obtain when making the purchase, in reais, would be
(A) 15.00.
(B) 14.00.
(C) 10.00.
(D) 5.00.
(E) 4.00.