A Box Contains 4 Slips of Paper, on Each of Which

question 365

Multiple Choice

A box contains 4 slips of paper, on each of which is written the number 1, 2, 3, or 4, respectively. A slip is drawn, and the number on it is noted. That slip is put aside, and another slip is drawn and the number on it noted. What is the
Probability that
a) the sum of the two numbers is 5?
b) the first number drawn is a 2 and the second number is not 5?
c) the sum of the two numbers is not 10?

• A) a) \(\frac { 1 } { 3 }\) b) \(\frac { 1 } { 4 } \quad\) c) 1
• B) a) \(\frac { 1 } { 4 } \quad\) b) \(\frac { 1 } { 3 } \quad\) c) 1
• C) a) \(\frac { 1 } { 4 }\) b) \(\frac { 1 } { 3 }\) c) 0
• D) a) \(\frac { 1 } { 3 }\) b) \(\frac { 1 } { 4 } \quad\) c) 0

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