Precision in Measurement — Unit test Answers

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21
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What is the converse of the conditional statement?If x is even, then x + 1 is odd.

A
If x is not even, then x + 1 is not odd.
B
If x + 1 is odd, then x is even.
C
If x + 1 is not odd, then x is not even.
D
If x is even, then x + 1 is not odd.
22
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If an original conditional statement is represented by p → q, which represents the contrapositive?

A
q → p
B
~q → ~p
C
p → q
D
~p → ~q
23

How many significant figures does 0.0560 have?

A
2
B
3
C
4
D
5
24

If p is the hypothesis of a conditional statement and q is the conclusion, which is represented by ?

Question illustration
A
the original conditional statement
B
the inverse of the original conditional statement
C
the converse of the original conditional statement
D
the contrapositive of the original conditional statement
25

Let p: x = 4Let q: y = −2Which represents "If x = 4, then y = −2”?

A
p ∨ q
B
p ∧ q
C
p → q
D
p ↔ q

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