万数路 Wide Math Learning
乘法算术
本测试共 10 道填空题,考察乘法计算能力。对应 Alcumus 系列中 Prealgebra 的 Arithmetic – Multiplication 主题。
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Andrea sold 54 tickets for her school’s fundraiser at 14 dollars per ticket, and Nick sold 47 tickets at 14 dollars per ticket. In total, how many dollars did Andrea and Nick collect? 安德莉亚为学校的筹款活动卖出了 54 张票,每张票 14 美元;尼克也卖出了 47 张票,每张票也是 14 美元。安德莉亚和尼克一共筹集了多少钱?
2 / 10
Cantaloupes, watermelons, and honeydews are all types of melon. Carrie has 11 cantaloupes. Karen has 2 times as many cantaloupes as Carrie has. Sam has 3 times as many watermelons as Karen has cantaloupes. Finally, Bobby has 5 times as many honeydews as Sam has watermelons. How many melons does the group have total? 哈密瓜、西瓜和蜜瓜都是瓜的种类。凯莉有11个哈密瓜。凯伦拥有的哈密瓜数量是凯莉的2倍。萨姆拥有的西瓜数量是凯伦哈密瓜数量的3倍。最后,鲍比拥有的蜜瓜数量是萨姆西瓜数量的5倍。他们几人一共有多少个瓜?
3 / 10
Alec multiplied five of the six numbers \(1, 4, 6, 9, 15\) and \(17\) and obtained a product of \(3240\). Which of these six numbers was not included in the numbers he multiplied? 亚历克将六个数中的五个\(1, 4, 6, 9, 15\) 和 \(17\) 相乘,得到乘积为 \(3240\)。这六个数中,哪一个不包含在他相乘的数中?
4 / 10
Compute \((1\cdot 5\cdot 25\cdot 125)\cdot (16\cdot 8\cdot 4\cdot 2\cdot 1)\). 计算 \((1\cdot 5\cdot 25\cdot 125)\cdot (16\cdot 8\cdot 4\cdot 2\cdot 1)\)。
5 / 10
Compute \(12\cdot 45 + 12\cdot 32 + 12\cdot 23\). 计算 \(12\cdot 45 + 12\cdot 32 + 12\cdot 23\)。
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Find \(3a+3a+3a+3a+3a+3a+6a\) when \(a=25\). 当\(a=25\)时,求\(3a+3a+3a+3a+3a+3a+6a\)。
7 / 10
Padraig is estimating the number of books in a library. The library has \(8\) floors, each of which has \(22\) large bookshelves and \(14\) small bookshelves. Each large bookshelf has \(16\) rows of books, and each small bookshelf has \(4\) rows of books. If each row of books contains \(54\) books on average, how many books are in the library? Express your answer to the nearest thousand. 帕德里克正在估算图书馆里的藏书数量。图书馆共有\(8\)层,每层有\(22\)个大书架和\(14\)个小书架。每个大书架有\(16\)排书,每个小书架有\(4\)排书。如果每排书平均有\(54\)本书,那么图书馆里共有多少本书?答案精确到千位。
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What is the product of all nonnegative one-digit integers? 所有小于10的非负整数之积为多少?
9 / 10
Ten pictures, each measuring \(4\) inches by \(6\) inches, are mounted on a piece of green poster board so that there is no overlap. The poster board measures \(20\) inches by \(17\) inches. All the shapes are rectangular. How many square inches of the green background will show after the pictures are mounted? 有十张长方形图片,每张尺寸为 \(4\) 英寸 x \(6\) 英寸,被粘贴在一张绿色海报纸上,彼此不重叠。海报纸为 20 英寸 x\( 17\) 英寸的长方形。粘贴图片后,绿色背景会露出多少平方英寸?
10 / 10
Compute \(41(9)+ 41(31)\). 计算:Compute \(41(9)+ 41(31)\).
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