Question

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Answer 1

Prime
10 (HCF)
Prime factorisation method
Double

Hope it’s helpful !

Answer 2

A) If a number has no factors other than 1 and number itself then the number is called PRIME NUMBER.

B) Maximum 10 books can be placed in each stack for this purpose

C) None of the above

correct answer is HCF.

D) If the book seller double the quantity of book then maximum number of books that can be placed in each stack is DOUBLED

hope this helps you