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Logical Conclusions

Authored by Derek Broadstone

Mathematics

8th - 10th Grade

CCSS covered

Used 47+ times

Logical Conclusions
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13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Can a valid conclusion be made?

If I go to the movie, then I’ll eat popcorn.

If I eat popcorn, then I’ll enjoy the movie.

No valid conclusion possible

Yes, using the Law of Detachment

Yes, using the Law of Syllogism

Yes, using the Law of Contrapositives

2.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Can a valid conclusion be made?

If a figure is a square, then it is a rectangle.

If a figure is a rectangle, then it has 4 right angles.

No valid conclusion possible

Yes, using the Law of Detachment

Yes, using the Law of Syllogism

Yes, using the Law of Contrapositives

3.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Can a valid conclusion be made?

If I miss my bus, then I’ll be late for school.

I missed my bus.

No valid conclusion possible

Yes, using the Law of Detachment

Yes, using the Law of Syllogism

Yes, using the Law of Contrapositives

Tags

CCSS.L.8.6

CCSS.L.9-10.6

CCSS.W.8.2D

CCSS.W.9-10.2D

CCSS.W.7.2D

4.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Can a valid conclusion be made?

If this wind keeps up, then we will lose some trees.

We lost some trees.

No valid conclusion possible

Yes, using the Law of Detachment

Yes, using the Law of Syllogism

Yes, using the Law of Contrapositives

Tags

CCSS.RI.7.8

CCSS.RI.8.1

CCSS.RI.8.8

CCSS.RL.8.1

CCSS.RL.9-10.1

5.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Can a valid conclusion be made?

All accountants enjoy mathematics.

People who enjoy mathematics are intelligent.

No valid conclusion possible

Yes, using the Law of Detachment

Yes, using the Law of Syllogism

Yes, using the Law of Contrapositives

6.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Can a valid conclusion be made?

If a person is a librarian, then they read books.

If a person is a friend of Dana’s, then they read books.

No valid conclusion possible

Yes, using the Law of Detachment

Yes, using the Law of Syllogism

Yes, using the Law of Contrapositives

7.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Can a valid conclusion be made?

If an animal is a pig, then it is a mammal.

Leon is a pig.

No valid conclusion possible

Yes, using the Law of Detachment

Yes, using the Law of Syllogism

Yes, using the Law of Contrapositives

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