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Valid or Invalid Argument Fill the Blanks

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Valid or Invalid Argument Fill the Blanks
 

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Valid or Invalid Argument Fill the BlanksOnline version

Valid or Invalid Argument Fill the Blanks

by Olena Hawranick
1

p q ~ p ~ q

Valid Argument type 1 ( Modus Ponens ) :
p ?

- - - - - - - - - - - -
q

2

~ q ~q

Valid Argument type 2 ( Modus Tollens )
p ?

- - - - - - - - -

3

Valid2 Invalid Valid1

a ? b
a
- - - - - - - -
b
Argument

4

Valid2 Valid1 Invalid

a ? b
b
- - - - - - - -
a
Argumen t

5

Invalid Valid1 Valid2

a ? b
~b
- - - - - - - -
~a
Argumen t

6

Invalid Valid2 Valid1

a ? b
~a
- - - - - - - -
~b
Argumen t

7

b invalid b valid c valid2 c

All college students read books . ( If you are a college student ( c ) then you read books ( b ) ) .
I am a college student .
So , I read books .
?

_________

Valid or invalid ?

8

b ~ c valid1 ~ c invalid valid b

All college students read books . ( If you are a college student ( c ) then you read books ( b ) ) .
I do not read books .
So , I am not a college student .
?

____

Valid or invalid ?

9

s valid valid2 h s invalid h

If you are a student ( s ) then you do homework ( h ) .
I am a student .
So , I do homework .
?

- - - - - - - -

Valid or invalid ?

10

h invalid s valid1 h s ~ ~ valid

If you are a student ( s ) then you do homework ( h ) .
I do not do homework .
So , I am not a student .
?

- - - - - - - -

Valid or invalid ?

11

a s valid2 s a valid invalid

All squirrels like apples . ( If this creature is a squirrel ( s ) then she likes apples ( a ) ) .
This creature is a squirrel .
So , she likes apples .
?

- - - - - -

Valid or invalid ?

12

i valid1 r r valid2 i invali

If it is raining ( r ) then we stay inside ( i ) .
We stay inside .
So , it is raining .
?

- - - - - -

Valid or invalid ?

13

h h ~ valid1 p ~ p invali valid2

If I promise to help ( p ) then I will help ( h ) .
I did not promise to help .
So , I wont help .
?

- - - - - - -

Valid or invalid ?

14

Invali d ~ h valid2 h ~ d valid1

If I have homework due tomorrow ( d ) then I do my homework ( h ) .
I do not have homework due tomorrow .
So , I won't do my homework .
?

- - - - - -

Valid or invalid ?