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Question about Combinations

Math

Originais Teachy

Combinations

Medium

(Originais Teachy 2023) - Question Medium of Math

Imagine that you are a jewelry designer and want to create a new bracelet model using 8 stones, with 3 rubies, 3 emeralds, and 2 sapphires. However, you want all the stones to be arranged in a way that the same sequence never repeats. How many different arrangements can you make for this bracelet?
a.
560
b.
420
c.
720
d.
630
e.
840

Answer:

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