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Reasoning Aptitude > Logical Reasoning

LOGICAL DEDUCTION MCQs

Total Questions : 508 | Page 4 of 51 pages
Question 31. Statements : All doors are roads. No road is fruit. Some flowers are doors.
Conclusions :
I. Some fruits are doors.
II. Some fruits are flowers.
III. Some roads are flowers.
IV. No fruit is flower.
  1.    Only either II or III, and IV follow
  2.    Only either II or IV, and III follow
  3.    Only either II or IV, and I follow
  4.    Only either II or IV follows
  5.    All follow
 Discuss Question
Answer: Option B. -> Only either II or IV, and III follow
Question 32. Statements : All needles are threads. All threads are boxes. All trees are boxes.
Conclusions :
I. No needle is tree.
II. Some trees are threads.
III. Some boxes are needles.
IV. Some trees are needles.
  1.    None follows
  2.    Only either I or IV follows
  3.    Only either I or IV, and II follow
  4.    Only III follows
  5.    Only either I or IV, and III follow
 Discuss Question
Answer: Option E. -> Only either I or IV, and III follow
Question 33. Statements : No house is school. All colleges are schools. All schools are teachers.
Conclusions :
I. No house is teacher.
II. All colleges are teachers.
III. Some teachers are not houses.
IV. No college is house.
  1.    None follows
  2.    Only either I or IV follows
  3.    Only II, III and IV follow
  4.    All follow
  5.    Only either I or IV, and III follow
 Discuss Question
Answer: Option C. -> Only II, III and IV follow
Question 34. Statements : Some pearls are stones. Some stones are diamonds. No diamond is a gem.
Conclusions :
I. Some gems are pearls.
II. Some gems are diamonds.
III. No gem is a diamond.
IV. No gem is a pearl.
  1.    Only I and II follow
  2.    Only III and IV follow
  3.    Only either I or IV and either II or III follow
  4.    Only III and either I or IV follow
  5.    None of these
 Discuss Question
Answer: Option D. -> Only III and either I or IV follow
Question 35. Statements : All rods are bricks. Some bricks are ropes. All ropes are doors.
Conclusions :
I. Some rods are doors.
II. Some doors are bricks.
III. Some rods are not doors.
IV. All doors are ropes.
  1.    Only I and II follow
  2.    Only I, II and III follow
  3.    Only either I or III, and II follow
  4.    Only either I or III, and IV follow
  5.    None of these
 Discuss Question
Answer: Option E. -> None of these
Question 36. Statements : All myths are fictions. No fiction is novel. All novels are stories.
Conclusions :
I. No myth is novel.
II. Some fictions are novels.
III. Some fictions are myths.
IV. Some myths are novels.
  1.    Only either I or II and both III and IV follow
  2.    Only either I or IV and II follow
  3.    Only either I or IV and both II and III follow
  4.    All follow
  5.    None of these
 Discuss Question
Answer: Option E. -> None of these
Question 37. Statements : No paper is pen. No pen is pencil. All erasers are papers.
Conclusions :
I. Some papers are erasers.
II. No pencil is eraser.
III. No pen is eraser.
IV. All papers are erasers.
  1.    Only I and II follow
  2.    Only II and III follow
  3.    Only I, II and III follow
  4.    All follow
  5.    None of these
 Discuss Question
Answer: Option E. -> None of these
Question 38. Statements : No man is sky. No sky is road. Some men are roads.
Conclusions :
I. No road is man.
II. No road is sky.
III. Some skies are men.
IV. All roads are men.
  1.    None follows
  2.    Only I follows
  3.    Only II and III follow
  4.    Only I and III follow
  5.    None of these
 Discuss Question
Answer: Option E. -> None of these
Question 39. Statements : Some papers are cats. All cats are bats. No bat is horse.
Conclusions :
I. Some papers are horses.
II. No horse is cat.
III. Some bats are papers.
IV. All papers are bats.
  1.    Only I and II follow
  2.    Only II and III follow
  3.    Only III and IV follow
  4.    Only I and IV follow
  5.    All follow
 Discuss Question
Answer: Option B. -> Only II and III follow
Question 40. Statements : All buildings are windows. No toys is building. Some tigers are toys.
Conclusions :
I. Some tigers are buildings.
II. Some windows are tigers.
III. All toys are tigers.
IV. Some windows are toys.
  1.    None follows
  2.    Only I and II follow
  3.    Only III and IV follow
  4.    Only I and III follow
  5.    All follow
 Discuss Question
Answer: Option A. -> None follows

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