Mathematics, 19.09.2019 00:20 wilwhe3231
Anna has 10 marbles: 5 red, 2 blue, 2 green and 1 yellow. she wants to arrange all of them in a row so that no two adjacent marbles are of the same color and the first and the last marbles are of different colours. how many different arrangements are possible?
a) 30
b) 60
c) 120
d) 240
e) 480
Answers: 3
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Anna has 10 marbles: 5 red, 2 blue, 2 green and 1 yellow. she wants to arrange all of them in a row...
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