A jewelry shop sells 240 necklaces in a month.
1 answer:
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These are the steps. Just follow the numbers on the left hand side. Hopes this helps. The answer is -3.
We are to select 2 people to sit in first row from 6.
This is a problem of Combinations. We are find permutation of 6 people taken 2 at a time. This can be represented as 6C2.
So, the answer is option B
This is a problem of Combinations. We are find permutation of 6 people taken 2 at a time. This can be represented as 6C2.
So, the answer is option B