Logical Reasoning - Deductions & Relations Practice Questions & Worked Solutions

Q1 Easy • Accenture, TCS

Pointing to a photograph, a woman says: "He is the only son of the father of my brother." How is the person in the photograph related to the woman?

A Brother

B Father

C Uncle

D Nephew

Q2 Medium • TCS, Capgemini

Statements: (1) All mangoes are golden. (2) No golden things are cheap. Conclusions: (I) All mangoes are cheap. (II) Golden things are not mangoes.

A Only conclusion I follows

B Only conclusion II follows

C Neither I nor II follows

D Both I and II follow

Q3 Easy

All interns in a team are trained. At least one intern belongs to the team. Which conclusion must follow?

A Every team member is an intern.

B No intern is trained.

C Every trained team member is an intern.

D Some trained team members are interns.

Q4 Easy

No confidential file is public. Every file in folder X is confidential. Which statement must be true?

A Some files in folder X are public.

B No file in folder X is public.

C Every public file is in folder X.

D Every confidential file is in folder X.

Q5 Easy

Maya and Nikhil are full siblings. Nikhil is the father of Tara. How is Maya related to Tara?

A Maternal aunt

B Sister

C Grandmother

D Paternal aunt

Q6 Medium

Every person who passes test P is eligible for course C. Arjun is not eligible for C. What follows?

A Arjun passed P.

B Everyone eligible for C passed P.

C Arjun did not pass P.

D No person passed P.

Q7 Medium

Some analysts are programmers. No programmer is a manager. Which conclusion must follow?

A All analysts are programmers.

B Some programmers are managers.

C Some analysts are not managers.

D No analyst is a manager.

Q8 Medium

All poets are readers. Some artists are readers. Which claim about poets and artists is logically required?

A Their overlap cannot be determined from these statements.

B All poets are artists.

C No poet is an artist.

D Some artists must be poets.

Q9 Medium

Ravi is the father of Meera. Meera is the mother of Kiran. How is Ravi related to Kiran?

A Paternal grandfather

B Brother

C Maternal grandfather

D Maternal uncle

Q10 Medium

Anita’s mother and Dev’s mother are full sisters. The families have no additional relationships. How are Anita and Dev related?

A Grandparent and grandchild

B First cousins

C Aunt and nephew

D Siblings

Q11 Medium

A rule states: “If an invoice is approved and funded, it will be paid today.” Invoice X was not paid today. What must follow?

A X was not approved, not funded, or both.

B X was approved but not funded.

C X was funded but not approved.

D X was neither approved nor funded.

Q12 Medium

Exactly one of A, B, and C is selected. If A is selected, B is selected. If B is not selected, C is not selected. Who is selected?

A B

B A

C C

D No consistent selection exists

Q13 Hard

All certified workers are trained. Some trained workers are not certified. Which additional statement would guarantee that at least one certified worker exists?

A All trained workers are workers.

B Some workers are certified.

C No uncertified worker is certified.

D Some workers are trained.

Q14 Hard

Exactly two of P, Q, and R are true. P says “Q is false.” Q says “R is true.” R says “P is false.” Which statements are true?

A Q and R

B P and R

C P and Q

D No pair is consistent

Logical Reasoning - Deductions & Relations Practice Questions (14)