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The number of possible groups or combination of three men can be formed from 10 is 120.
According to the given question.
Total number of men in a company, n = 10.
Number of men to be selected, r = 3
As we know that, What is a combination in math?
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A combination is a mathematical technique that determines the number of possible arrangements in a collection of items where the order of the selection does not matter.
Therefore, the number of possible groups or combination of three men can be formed from 10
=
= 10!/ 3!7!
= 10(9)(8)/3(2)
= 5 × 3 × 8
= 120
The number of possible groups or combination of three men can be formed from 10 is 120.
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Answer: 5
Step-by-step explanation:
Since, According to the BODMAS, when we solve an expression,
We follow the following sequence,
1. Bracket/ parenthesis
2. Of
3. Division
4.Multiplication
5. Addition
6. Subtraction
Here, the given expression is,
Thus, solving the given expression by following the BODMAS,
We get,
Step 1.
Step 2.
Step 3.
Step 4. 5