Logical Reasoning

2

Structure and Strategy

3

Question Structure

4

Test Strategy

5

Test Strategy

6

Test Strategy

7

Test Strategy

8

The Building Blocks of Logic:

Premises, Conclusions, and Assumptions

9

Premises, Conclusions, and Assumptions

10

Premises, Conclusions, and Assumptions

11

Premises, Conclusions, and Assumptions

12

Premises, Conclusions, and Assumptions

13

Premises, Conclusions, and Assumptions

14

Premises, Conclusions, and Assumptions

15

Premises, Conclusions, and Assumptions

16

Invalid Logic

17

Invalid Logic

18

Types of Arguments:Inductive and Deductive

19

Types of Arguments

20

Types of Arguments

21

Types of Arguments

22

Types of Arguments

23

Types of Arguments

24

Diagramming DeductiveArguments

25

Diagramming Deductive Arguments

∴

∴

26

Diagramming Deductive Arguments

27

Diagramming Deductive Arguments

∴

28

Diagramming Deductive Arguments

29

Rich People

Lawyers

Dave

Diagramming Deductive Arguments

30

Tricky Words

31

Tricky Words

32

Tricky Words

33

Tricky Words

34

Contraposition(because unnecessarily

long words are fun, dammit.)

35

Contraposition

36

Contraposition

37

Contraposition

38

Contraposition

39

Contraposition

40

Contraposition

41

Contraposition

42

Contraposition

43

Contraposition

44

Necessary and Sufficient Conditions

45

Sufficient Condition

46

Sufficient Condition

47

Sufficient Condition

48

Sufficient Condition

49

Sufficient Condition

50

Sufficient Condition

51

Sufficient Condition

52

Sufficient Condition

53

Sufficient Condition

54

Sufficient Condition

55

Sufficient Condition:Diagramming

56

Necessary Condition

57

Necessary Condition

58

Necessary Condition

59

Necessary Condition

60

Necessary Condition

61

Necessary Condition

62

Necessary Condition

63

Necessary Condition:Diagramming

64

Necessary and Sufficient Condition: Diagramming

65

Types of Questions

66

Question Types

67

Question Types:

Effect of a New Premise

68

Question Types:

Assumption

69

Question Types:

Identify a Conclusion

70

Question Types:

Identify the Flaw

71

Question Types:

Parallel Reasoning

72

73

74

Practice Test 1Section 1