Answer :

Final answer:

The question involves determining the number of ways to select 4 books out of 10 for reading using combinations.


Explanation:

Mathematically, the question is asking how many ways you can select 4 books out of 10 for reading. This is a combination problem, and the formula for calculating combinations is used. In this case, the number of ways to choose 4 books out of 10 is 4!/(4!(10-4)!), which simplifies to 210 ways.


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