A jar contains(装有)only red,green,and blue marbles(玻璃球).If it

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A jar contains(装有)only red,green,and blue marbles(玻璃球).If it is three times
as likely(可能) that you randomly pick(随意选择) a red marble as a green marble,and
five times as likely that you pick a green one as a blue one.Which of the
following could be the number of marbles in the jar?（翻译并解答）

一个罐子里面只装着红,绿,蓝三种颜色的玻璃球.你随机取一个红色玻璃球的机会是取出一个绿色玻璃球的三倍,你选随机取出一个绿色玻璃球的机会是取出一个蓝色的玻璃球的五倍.下列哪项可能是罐子玻璃球的总数?
答：由题意知道,红、绿、蓝三色弹子球的比例是：15：5：1,所以球的总数是21的倍数.四个选项中,选21的倍数.

A jar contains(装有)only red,green,and blue marbles(玻璃球).If it 英语翻译翻译 A jar contains(装有)only red,green,and blue marbles(玻璃球英语翻译There are 7 red marbles,5 green marbles,and 6 blue marbl It contains _____ fruit and green vegetables. 英文的数学题the ratio of blue marbles to green marbled in a bag is It is red and blue. It is blue and red. red and yellow orange and green purple,blue and indigo. a blue and red ball my ______ flag _____ green 、yellow、blue and red. 英语翻译A man has a parrot.It is blue and green.It can speak lik it's green and round,there is a lot of water in it,it's red