如果一个人得到三种颜色中每种颜色的三个胶球,即9个胶球,那么第10个胶球必须是其中一种颜色的第四个.因此,这个人必须买C10个胶球.If a person gets three gumballs of each of the three colors, that is, 9 gumballs, then the 10^(tht gumball must be the fourth one for one of the colors. ...
结果1 题目 2. A gumball machine contains 9 red,7 white, and 8blue gumballs. The least number of gumballs a person must buy to be sure of getting 4 gumballs of the same colour?A(A)10 (B)9(C)8 (D)7(E)24 相关知识点: 试题来源: 解析 答案见上 反馈 收藏 ...
What's Valentine's Day without the color red? Would Christmas be the same if it were all just green and white? Red truly makes a huge difference and we have collected the best red candies in this category. Go ahead and make your holiday tables brighter and your guests cheerier!
Answer to: In a jar of red, green, and blue marbles, all but 6 are red marbles, all but 8 are green, and all but 4 are blue. How many marbles are...
How many white marbles are there? A bag contains x marbles,1/2 of the marbles were red, 1/5 were blue, and the rest were yellow. What is the quantity of red marbles, the quantity of blue marbles, and the quantity of yellow marbles? Each ma...
结果1 题目 A gumball (口香糖) machine contains 9 red, 7 white and 8 blue gumballs. What is the least num-ber of gumballs a person must buy to be sure of getting four gumballs of the same color? ( )(A) 8(B)9(C)10(D)12 相关知识点: 试题来源: 解析 反馈 收藏 ...
3. A gumball machine contains 13 red, 5 blue, 1 white, and 9 green gumballs. The gumball ma-chine randomly dispenses (分配) one gumball at a time. What is the least number of gumballs that Wally must buy to guarantee that he receives 5 gumballs of the same colour? 相关知识点...
【题目】2. 口香糖自动售卖机装有9块红色,7块白色,8块 2. A gumball machine contains 9 red,7 white, and 8蓝色的口香糖。某人一次至少买几块口香糖,才 blue gumballs. The least number of gumballs a能确保得到四块同色的口香糖? person must buy to he sure of getting 4 gumballs of(A)10 (B...
Monique has a bag containing red, green, blue, and white marbles and the ratio r:g:b:w is 2:2:5:7. She has 304 marbles. How many blue marbles does she have? Each marble bag sold by debra's marble company contains 3 yel...
While the blue marbles are all solid, the red marbles are both solid and striped. Monique has a bag containing red, green, blue, and white marbles and the ratio r:g:b:w is 2:2:5:7. She has 304 marbles. How many blue marbles does she have?...