题库搜索>问题求解PS-14424
建议使用官方纸质指南，查看对照完整题目
【OG20-P164-119题】
For a party, three solid cheese balls with diameters of 2 inches, 4 inches, and 6 inches, respectively, were combined to form a single cheese ball. What was the approximate diameter, in inches, of the new cheese ball? (The volume of a sphere is 43 πr3 , where r is the radius.)
分析A选项
分析B选项
分析C选项
分析D选项
分析E选项
我有更好的解析 
暂无雷哥网文字解析
题目：聚会上准备了三个固体奶酪球，它们的直径分别是2英寸、4英寸和6英寸，现在把这三个奶酪球融合为I个奶酪球，问这种新的奶酪球的直径接近于多少
解：假设新奶酪球的半径为x，由题可知三个奶酪球的半径分别为1英寸、2英寸和3英寸，融合后的体积为4π(1+23+33）/3=4πx3/3，求得x=36开立方根，因此新奶酪球的直径为2（36开立方根）
499685skw
首先题目中给出的就是直径，别忘了除以2.其次提出4/3pi就好，不用去管它
0
0
回复
2022-09-04 14:07:16
373961gg
最后求的diameters!!不是radius
1
0
回复
2020-05-18 12:11:29
( ¨̮ )
diameters直径
1
0
回复
2018-04-14 17:48:46
科目：
问题求解PS
来源：
OG17新题
题目信息2m46s
平均耗时
82.5%
平均正确率
该题由网友XbmrWG提供
点击上传问题求解PS -18030
sxa
问题求解PS -17822
The surface distance between 2 points on the surface of a cube is the length of the shortest path on the surface of the cube that joins the 2 points. If a cube has edges of length 4 centimeters what is the surface distance, in centimeters, between the lower left vertex on its front fa...
问题求解PS -16030
The figure above shows the dimensions of a rectangular box that is to be completely wrapped with paper. If a single sheet of paper is to be used without patching, then the dimensions of the paper could be
问题求解PS -15575
【OG20-P152-44题】If a sphere with radius r is inscribed in a cube with edges of length e, which of the following expresses the relationship between r and e ?
问题求解PS -14438
【OG20-P170-159题】The interior of a rectangular carton is designed by a certain manufacturer to have a volume of x cubic feet and a ratio of length to width to height of 3:2:2. In terms of x, which of the following equals the height of the carton, in feet?
问题求解PS -18030
sxa
问题求解PS -17822
The surface distance between 2 points on the surface of a cube is the length of the shortest path on the surface of the cube that joins the 2 points. If a cube has edges of length 4 centimeters what is the surface distance, in centimeters, between the lower left vertex on its front fa...
问题求解PS -16030
The figure above shows the dimensions of a rectangular box that is to be completely wrapped with paper. If a single sheet of paper is to be used without patching, then the dimensions of the paper could be
问题求解PS -15575
【OG20-P152-44题】If a sphere with radius r is inscribed in a cube with edges of length e, which of the following expresses the relationship between r and e ?
问题求解PS -14438
【OG20-P170-159题】The interior of a rectangular carton is designed by a certain manufacturer to have a volume of x cubic feet and a ratio of length to width to height of 3:2:2. In terms of x, which of the following equals the height of the carton, in feet?
分享
周末、晚班滚动开班 
24+35+35+6课时 
