阅读理解。 Book: Princess Pip's Holiday(Hardcover) By Sally Prue Quantity Kind     Price for each book 4   new           $ 57.23 56  used          $ 23.56 Book: The King of Football (Paperback) By Tony Bradman Quantity Kind Price for each book15 15    new             $ 10.5656 56    used            $ 6.78 5     collectible     $ 9.56 Book: The Ghoss Ship (Paperback) By Martin Waddell Quantity Kind      Price for each book 8   new             $ 36.12 Book: My Friend, Mandela (Paperback) By Denis Herbstein Quantity Kind  Price for each book new 30    new             $ 35.67 26    used            $ 19.78 15    collectible    $ 20.97 1. Who is the author of the book My Friend, Mandela? A. Sally Prue. B. Denis Herbstein. C. Tony Bradman. D. Martin Waddell. 2. The price of the used book is at least _______. A. $ 23.56 B. $ 19.78 C. $ 6.78 D. $ 15.27 3. Which collectible book is the most expensive one? A. Princess Pip's Holiday. B. The Ghost Ship. C. The King of Football. D. My Friend, Mandela. 4. How many books of The King of Football are there on sale? A. 25. B. 89. C. 35. D. 76. 5. If you want to buy a used The Ghost Ship , you will save _______. A. $ 15.27 B. $ 6.78 C. $ 20.85 D. $ 23.56 If you want to buy a used The Ghost Ship , you will save . A. $ 15.27   B. $ 6.78   C. $ 20.85  D. $ 23.56