3rd Quarter Reviewer

1.What do you call the different arrangements of the objects of a group in which order is important?

• combination

• differentiation

• integration

• permutation

2. Which of the following situations or activities involve permutation?

• choosing two different books to read

• determining top 5 winners in a contest

• forming a committee from a group of 5 students

• selecting 3 classmates to attend a party

3. Which of the following is the formula to find the permutation n objects, taken r at a time?

•   n!/(n-r)! 

• n!/n!r! 

• n!/(n!-r!)

• n!/r!(n!-r)!

4. In how many ways can 5 students arrange themselves in a row for picture taking?

• 120

• 20

• 5

• 1

5. Which of the following illustrates 8P3?

• 8! / 3!

• (8-3)! / 3!

• 8! / (8-3)!

• 8! / 3! (8-3)!

6. In how many ways can the letters of the word “CORPORATION” be arranged?

• 81, 000, 200

• 14, 400, 020

• 16, 632, 200

• 3, 326, 400

7. Find the number of distinguishable permutations of the letters of the word PASS.

• 4

• 12

• 36

• 144

8. In how many ways can the letters of the word “LEADER” be arranged?

• 72

• 144

• 360

• 720

9. In how many ways can three identical Mathematics magazines, two identical Statistics magazines, and four identical Science magazines be put in a stack?

• 362, 880

• 40, 320

• 1728

• 1260

10. In how many ways can nine people be seated around a circular table?

• 362, 880

• 40, 320

• 5040

• 720