2014年AMC12真题PDF下载-B卷
1.Leah has 13 coins, all of which are pennies and nickels. If she had one more nickel than she has now, then she would have the same number of pennies and nickels. In cents, how much are Leah’s coins worth?
(A) 33 (B) 35 (C) 37 (D) 39 (E) 41
2.Orvin went to the store with just enough money to buy 30 balloons. When he arrived, he discovered that the store had a special sale on balloons: buy 1 balloon at the regular price and get a second at 1/3 off the regular price. What is the greatest number of balloons Orvin could buy?
(A) 33 (B) 34 (C) 36 (D) 38 (E) 39
3.Randy drove the first third of his trip on a gravel road, the next 20 miles on pavement, and the remaining one-fifth on a dirt road. In miles, how long was Randy’s trip?
(A) 30 (B) 400/11 (C) 75/2 (D) 40 (E) 300/7
4.Susie pays for 4 muffins and 3 bananas. Calvin spends twice as much paying for 2 muffins and 16 bananas. A muffin is how many times as expensive as a banana?
(A) 3/2 (B) 5/3 (C) 7/4 (D) 2 (E) 13/4
5.Doug constructs a square window using 8 equal-size panes of glass, as shown.The ratio of the height to width for each pane is 5 : 2, and the borders around and between the panes are 2 inches wide. In inches, what is the side length o the square window?
(A) 26 (B) 28 (C) 30 (D) 32 (E) 34
6.Ed and Ann both have lemonade with their lunch. Ed orders the regular size.Ann gets the large lemonade, which is 50% more than the regular. After both consume 3/4 of their drinks, Ann gives Ed a third of what she has left, and 2 additional ounces. When they finish their lemonades they realize that they both drank the same amount. How many ounces of lemonade did they drink together?
(A) 30 (B) 32 (C) 36 (D) 40 (E) 50
。。。。。余下真题省略！
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