On a shelf, 2 books of Geology, 2 books of Sociology and 5 of Economic – McqOptions

MCQOPTIONS

1.	On a shelf, 2 books of Geology, 2 books of Sociology and 5 of Economics are to be arranged in such a way that the books of any subject are to be together. Find in how many ways can this be done?
A.	3846
B.	2880
C.	900
D.	90
Answer» C. 900

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