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Ray Of Light [21]
4 years ago
12

In how many ways can 4 singers be selected from 7 who came to an audition

Mathematics
1 answer:
ASHA 777 [7]4 years ago
4 0
This math is known as permutations- the arrangement of a set of objects. A way that I use to solve these problems was by just multiplying the numbers, so the singer's can be selected in 28 ways.
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