Mathematics, 25.07.2019 12:00, cuhh

Abag contains only red and blue marbles. there are a total of 36 marbles on the bag. there are 5 red marbles for every 4 blue marbles in the bag. a student removes 1 blue marble from the bag. the student reasons that there are now 5 red marbles in the bag for every 3 marbles since 4-1=3

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Abag contains only red and blue marbles. there are a total of 36 marbles on the bag. there are 5 red...