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Encircle the letter that corresponds to the correct answer of your choice. Use a separate sheet of paper to show your solutions. 1. How many

Encircle the letter that corresponds to the correct answer of your choice. Use a separate sheet of paper to show your solutions. 1. How many permutations can be made from the word BANANA? A. 50 c.10 B. 120 d. 60 2. An association has 15 officials. How many 4-member committees can be formed from these officials? a. 1,365 c. 1,638 b. 1,966 d. 1,138 3. American was tested by their blood samples A, B, AB and O. The proportion of the blood type samples of the Caucasians are 0.41, 0.1, 0.04 and 0.45 respectively. Find the probability that the Caucasian that he or she is either A or AB. a. 0.43 c. 0.55 b. 0.51 d. 0.45 4. A box contains 8 red, 3 white, and 9 blue balls. If 3 balls are drawn at random, determine the probability that all 3 are red. a. 12/285 c. 16/285 b. 14/285 d. 18/285 5. Find the number of ways in which 6 teachers can be assigned to 4 sections of Computer Engineering course if no teacher is assigned to more than one section. a. 60 c. 120 b. 240 d. 360 6. In how many ways an organization with 10 directors choose a President, a Vice President, a Secretary, a Treasurer and an Auditor, if no member can hold more than one position? a. 30,240 c. 34,092 b. 32,945 d. 36,384 7. Two cards are selected from a pack of cards. What is the probability that they are both queen? a. 0.004525 c. 0.002545 b. 0.005425 d. 0.005452 8. The probability of Bill not graduating in college is 0.6. What is the probability that Bill will not graduate from college? a. 0.3 c. 0.1 b. 0.4 d. 0.2 9. How many combinations can be taken out of the letters A, B & C taken 2 at a time? a. 1 c. 3 b. 2 d. 4 10. An urn contains 6 red marbles and 4 black marbles. Two marbles are drawn without replacement from the urn. What is the probability that both of the marbles are black? a. 0.131 c. 0.133 b. 0.132 d. 0.134

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