25-10-2017
Mathematics

contestada

A bag contains 90 marbles some red and some transparent the ratio of red marbles to transparent ones is 1:4. how many red marbles are there? andwer

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arnulfoguevara arnulfoguevara

25-10-2017

18 red marbles because add the ratio togather which is 5 and divide 90 by 5=18 for 1

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