Answered: 1. How many ways can a card be drawn…

1. How many ways can a card be drawn from an ordinary deck such that it is a face card or an ace? a. 16 b. 30 c. 20 d. 38

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

For question 1-5. Choose the letter of the correct answer.

1. How many ways can a card be drawn from an ordinary deck such that it is a face card or an ace?

a. 16

b. 30

c. 20

d. 38

2. In a statistics class there are 18 juniors and 10 seniors; 6 of the seniors are females, and 12 of the juniors are males. If a student is selected at random, how many ways can a junior or a senior student be selected?

a. 24

b. 30

c. 12

d. 28

3. There are 15 balls, each with unique color, in an urn. How many ways can 3 balls be drawn from the urn without replacement?

a. 2,730 ways

b. 15 ways

c. 45

d. 3,375 ways

4. How many ways can a 4-digit pin code be generated if it has to start with 1 and end with either 0 or 9 if repetition is allowed?

a. 150

b. 50

c. 200

d. 100

5. Two dice are rolled. How many ways can a sum of 6 may result?

a. 5

b. 4

c. 6

d. 7

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