Which Mathematical concept is used in this problem of placing the numbers of books?
Answers
Answered by
7
There are 5 books on Mathematics, 4 on physics.
In how many ways these be placed on shelf if the books on the same subject are to be together?
A. 4592
B. 5760
C. 4800
D. 2672
Correct answer:- B. 5760
Number of ways to arrange
Mathematics books together = 5!
Number of ways to arrange
Physics books together = 4!
= Total no. of ways = 5! × 4! × 2
= 5760
2 ways to arrange math and physics
i.e M P
or P M
Answered by
0
Answer:
HCF(highest common factor)
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