On Monday a store had a sale on bottles of juice S and juice T. If the total number of bottles of juice S in stock were sold on Monday, for which juice, S or T, were more of the bottles sold that day?
(1) Two-thirds of the total number of bottles of juice T in stock were sold on Monday.
(2) At the beginning of the sale, there was a total of 90 bottles of juice S and 60 bottles of juice T in stock
答案是C
能請各位大大指點一下嗎??
我這題轉不過來,一直想不通
