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AMC8真題領(lǐng)?。MC8數(shù)學(xué)競(jìng)賽真題PDF版

發(fā)布時(shí)間：2025-05-22 10:16:12 編輯：Daisy來源：網(wǎng)絡(luò)

　　AMC8數(shù)學(xué)競(jìng)賽真題在哪里找?如何領(lǐng)取呢?大家文末關(guān)注公眾號(hào)回復(fù)“111”領(lǐng)取AMC8數(shù)學(xué)競(jìng)賽真題。

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　　2025AMC8真題示例

　　The eight-pointed star, shown in the ñgure below, is a popular quilting pattern.What percent of the entire 4-by-4 grid is covered by the star?下圖所示的八角星是一種流行的拼布圖案。請(qǐng)問這個(gè)星形圖案的面積占整個(gè)4x4網(wǎng)格的百分之多少?

　　The table below shows the ancient Egyptian hieroglyphs that were used to representdifferent numbers

　　下表列出了古埃及象形文字中用來表示不同數(shù)字的符號(hào)。

　　3. Bufalo Shufe-o is a card game in which all the cards are distributed evenly amongall players at the start of the game. When Annika and 3 of her friends play BuffaloShufe-o, each player is dealt 15 cards, Suppose 2 more friends join the next gameHow many cards will be dealt to each player?

　　Bufalo Shume-o是一款卡牌游戲。游戲開始時(shí)，所有卡牌會(huì)平均分配給所有玩家。Annika和她的三位朋友一起玩BufaloShume-o時(shí)，每位玩家會(huì)得到15張卡牌。假設(shè)下一局又有2位朋友加入，請(qǐng)問每位玩家將會(huì)得到多少?gòu)埧ㄅ?

　　(A)8 (B)9 (C)10 (D)11 (E)12

　　4.Lucius is counting backward by 7s. His frst three numbers are 100,93. and 86What is his 10th number?

　　Lucius正在以7為間隔進(jìn)行倒數(shù)。他倒數(shù)的前三個(gè)數(shù)是100、93、86。請(qǐng)問倒數(shù)的第 10個(gè)數(shù)是多少?

　　5. Betty drives a truck to deliver packages in a neighborhood whose street map isshown below. Betty starts at the factory (labeled F) and drives to location A, thenB, then C, before returning to F, What is the shortest distance, in blocks, she candrive to complete the route?

　　Betty 駕駛卡車在一個(gè)社區(qū)送貨，該社區(qū)的街道地圖如下所示。Betty 從工廠(標(biāo)記為F)出發(fā)，依次到達(dá)地、B地、C地，最后返回F地。請(qǐng)問她駕車走完這條路線的最短距離是多少?以街區(qū)為單位。

　　6.Sekou writes the numbers 15,16, 17, 18, 19. After he erases one of the numbers, the6.sum of the remaining four numbers is a multiple of 4, Which number did he erase?Sekou寫下數(shù)字15、16、17、18、19。他擦去其中一個(gè)數(shù)字后，剩下的四個(gè)數(shù)字之和是4的倍數(shù)。請(qǐng)問他擦去了哪個(gè)數(shù)字?

　　(A)15 (B)16 (C)17 (D) 18 (E)19

　　7.On the most recent exam in Prof. Xochi's class,在 Xochi 教授班上最近的一次考試中，5 students earned a score of at least 95%有5名學(xué)生的得分率至少達(dá)到了95%,13 students earned a score of at least 90%有13名學(xué)生的得分率至少達(dá)到了90%，27 students earned a score of at least 85%,and有 27名學(xué)生的得分率至少達(dá)到了85%，以及50 students earned a score of at least 80%.有50名學(xué)生的得分率至少達(dá)到了80%。

　　How many students earned a score of at least 80% and less than 90%?

　　請(qǐng)問有多少名學(xué)生的得分率至少達(dá)到了80%，但小于90%?

　　(A)8 (B)14 (C)22 (D)37 (E)45

　　8. Isaiah cuts open a cardboard cube along some of its edges to form the fat shapeshown on the right, which has an area of 18 square centimeters. What was thevolume of the cube in cubic centimeters?

　　Isaiah 沿著一個(gè)硬紙板立方體的部分邊緣將其剪開，形成右下圖所示的平面圖形該圖形的面積為18平方厘米。請(qǐng)問這個(gè)立方體的體積是多少立方米?

　　9. Ningli looks at the 6 pairs of numbers directly across from each other on a clockShe takes the average of each pair of numbers. What is the average of the resulting6 numbers?

　　Ningli 觀察時(shí)鐘上6對(duì)正對(duì)著的數(shù)字，并計(jì)算每對(duì)數(shù)字的平均值。請(qǐng)問經(jīng)過計(jì)算后得到的6個(gè)數(shù)的平均值是多少?

　　10. In the figure below, ABCD is a rectangle with sides of length AB = 5 in and AD=3 in. Rectangle ABCD is rotated 90° clockwise around the midpoint of side DCto give a second rectangle. What is the total area, in square inches, covered by thetwo overlapping rectangles?

　　如圖所示，ABCD是一個(gè)長(zhǎng)方形，其邊長(zhǎng)AB=5英寸，AD=3英寸。長(zhǎng)方形ABCD 繞D邊的中點(diǎn)順時(shí)針旋轉(zhuǎn)90°，得到第二個(gè)長(zhǎng)方形。請(qǐng)問這兩個(gè)重疊長(zhǎng)方形覆蓋的總面積是多少平方英寸?

　　11.A tetromino consists of four squares connected along their edges. There are fvepossible tetromino shapes, I, O, L, T, and S, shown below, which can be rotated orfipped over. Three tetrominoes are used to completely cover a 3 x 4 rectangle. Atleast one of the tiles is an S tile. What are the other two tiles?一個(gè)四格拼板由四個(gè)正方形沿邊相連組成。下圖展示了五種可能的四格拼板形狀:I、O、L、T和 S，這些形狀可以旋轉(zhuǎn)或翻轉(zhuǎn)。用三個(gè)四格拼板可以完全覆蓋一個(gè)3x4的矩形，其中至少有一個(gè)是S形拼板。請(qǐng)問另外兩個(gè)拼板的形狀是什么?