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Dinda Erliananda Teaching Materials – SMA Class XII – Enumeration Rules

PRACTICE

6. From the 8 candidates for the management of an extracurricular, a chairman, vice
chairman, secretary, treasurer, and public relations officer will be selected. The

number of ways to select the board of directors is....
A. 336 D. 2,520

B. 840 E. 6720

C. 1,680
7. On one of the school library bookshelves there are 3 same math books, 4 same

physics books, and 5 same chemistry books in a row. The many different

arrangements that can be made are...
A. 1,440 D.27,720

B. 8,640 E. 55,440
C. 17.280

8. How many arrangements can be made from the word "COUNT" are...
A. 5.040 D. 302,400

B. 10,080 E. 3,628,800

C. 151200
9. It is known that the value that satisfies the equation is...

A. 6 D. 15
B. 9 E. 18

C. 12
10. A merchant will buy 3 goats and 8 cows from a veterinary trader who has 8 goats

and 10 cows. The number of ways the merchant can choose is...

A. 64 D. 2,520
B. 101 E.3.720

C. 1,260

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