1. Evaluate the expression: 27! A) 10,080 B) 10,280 C) 10,000 2.Evaluate the expression: C(9,3) A) 84 B) 48 C) 27 3. A jar contains 21 pink and 26 navy marbles. A marble is drawn at random.P(navy)Express the probability as a decimal. Round to the nearest hundredth. A) 0.55 B) 0.055 C) 0.0055 4. Evaluate: 3! A) 6 B) 3 C) 1 5. There were 13,249 weddings in Springs City last year. According to state records, notaries public performed 17% of the weddings. How many weddings were not performed by notaries public? A) 1099 B) 10994 C) 10997 6. Evaluate the expression: P(5,5) A) 120 B) 230 C) 25 7. Find the probability. Write your answer as a percent rounded to the nearest whole percent: A number from 8 to 16 is drawn at random. P(12). A) 11% B) 13% C) 15% 8.Fill in the missing value. Assume simple interest. principal ________ interest rate 3% time 1 year simple interest $2,472.57 A) principal $82,419 B) principal $85,419 C) principal $822,419 9. State whether the statements are true or false: AcA A) True B) False 10. A jar contains 25 green, 19 white, 6 pink, and 21 orange marbles. A marble is drawn at random. P(white, green, or pink)Express the probability as a fraction. A) 50/71 B) 71/50 C) 5/7 11. State whether the statements are true or false: ØcA A) True B) False 12. If A and B are independent events, P(A)=.4, and P(B)=.6 find P(A È B) A) 0.76 B) 0.076 C) 0.0076 13.Determine whether the events A and B are independent P(A)= .6, P(B)= .8, P(A Ç B)= .2 A) Independent B) Not Independent 14. Find the probability. Write your answer as a fraction in simplest form: You roll a number cube numbered from 1 to 6. P(1). A) 1/6 B) 6 C) 1/3 15. If A and B are independent events, P(A)=.4, and P(B)=.6 find P(A Ç B) A) 0.24 B) 0.024 C) 0.0024 16.Find the probability. Assume that the spinner is separated into equal sections: You flip a coin and toss a 1-6 number cube. P(3 and heads) A)1/ 12 or 0.083 B)1/6 or 0.167 C) 1/8 or 0.125 17. Let A and B be two events in a sample space S such that: P(A) =.6, P(B)= .5, and P(A Ç B)= .2 find P(A B) A) 2/5 B) 5/2 18.A number from 15 to 26 is drawn at random.P(24)Express the probability as a percent. Round to the nearest percent. A) 8% B) 9% C) 10% 19.Evaluate the expression: 5!-3! A) 114 B) 2 C) 8 20. Evaluate the expression: 9! A) 362880 B) 362800 21. Fill in the missing value. Assume simple interest. principal $400,007 interest rate 13% time 2 years simple interest ________ A) simple interest $105,001.82 B) simple interest $104,001.82 C) simple interest $104,003.82 22.Using the combination formula complete the following: How many combinations of two letters are possible from the letters U, A, and X? A) 3 B) 5 C) 9 23.Evaluate the expression: 3 · 5! A) 360 B) 120 C) 15 24.Evaluate the expression: 6!+4! A) 744 B) 704 C) 720 25.Fill in the missing value. Assume simple interest. principal $87,698 interest rate ________ time 1 year simple interest $6,138.86 A) interest rate 7% B) interest rate 8% C) interest rate 10% 26.Find the probability: A number from 10 to 22 is drawn at random. P(an odd number) Express the probability as a decimal. Round to the nearest hundredth. A) 0.46 B) 0.17 C) 0.75 27.State whether the statements are true or false: {Ø}=Ø A) True B) False 28.Determine whether the events A and B are independent P(A)=.3, P(B)=.6, P(A intersect B)=.18 A) Independent B) Not Independent 29.Fill in the missing value. Assume simple interest. principal $19,582 interest rate 4% time ________ simple interest $2,349.84 A) time 3 years B) time 4 years C) time 2 years 30.Evaluate: 5! A) 120 B) 25 C) 5
