Mathematics, 22.05.2020 00:01 cheervolley

A bag contains circular disks. In the bag, there are 5 blue disks, 6 red disks, 3 green disks and 2 yellow disks. Several orange disks are added to the bag. All the disks in the bag are identical except for colour.

A disk is now randomly selected from the bag. The probability of a blue or green

2 disk being selected is now 7.

How many orange disks were added to the bag?

Answers: 3

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A bag contains circular disks. In the bag, there are 5 blue disks, 6 red disks, 3 green disks and 2...

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