All triangles are shapes. Some shapes are colored. No colored things are invisible. Which conclusion is valid?

The correct answer is C: Some triangles may not be invisible. Triangles are shapes. Some shapes are colored, but not all. Since some shapes might not be colored, some triangles might not be colored, thus not covered by 'no colored things are invisible'. Some triangles may not be invisible.

If West is called North, North is called East, East is called South, South is called West, then which direction is to the left when facing South?

The correct answer is C: West. South is called West in new terminology. When facing 'called West' (actual South), left side is actual East, which is called South. So answer is actual West.

In a row of 8 people, Priya is 4th from the left. Vikram is 3 positions to the right of Priya. What is Vikram's position from the right?

The correct answer is A: 2nd. Priya is 4th from left. Vikram is 3 positions right of Priya, so Vikram is at position 7 from left. From right, he is 8-7+1 = 2nd position.

In a series: 2, 6, 12, 20, 30, ?, which number comes next?

The correct answer is B: 42. Pattern: 2=1×2, 6=2×3, 12=3×4, 20=4×5, 30=5×6. Next term = 6×7 = 42.

If TIGER is coded as 65918 and LION is coded as 3452, how is GRIN coded?

The correct answer is D: 6958. T=6, I=5, G=9, E=8, R=1, L=3, O=4, N=2. G=9, R=1, I=5, N=2. But check: GRIN = G-R-I-N. Need position mapping from TIGER/LION. G=9, R=1, I=5, but N=8 from TIGER mapping. Answer is 6958.

Corporate & IT Interview Preparation

Q.1 Hard Blood Relations

If X says 'Y's mother is the wife of my father's son', how is X related to Y?

A Brother

B Uncle

C Cousin

D Father

Correct Answer: A. Brother

Explanation:

My father's son = myself (X). My father's son's wife = X's wife. So Y's mother is X's wife, making Y the son of X. X is Y's father. Wait - reconsidering: Y's mother is wife of X. So X is Y's father.

Take Test

Q.2 Hard Blood Relations

M is the mother of N. O is the father of M. P is the brother of O. How is P related to N?

A Grandfather

B Grandmother

C Uncle

D Great-uncle

Correct Answer: D. Great-uncle

Explanation:

O is father of M. P is brother of O. So P is uncle of M. M is mother of N. So P is great-uncle (great-grand-uncle) of N.

Take Test

Q.3 Hard Blood Relations

Seven people A, B, C, D, E, F, G are sitting in a row. G is to the right of F. E is to the left of F. B is to the right of C. C is to the left of A. A is to the right of E. Who is sitting in the middle?

A A

B E

C F

D C

Correct Answer: C. F

Explanation:

Arranging based on clues: C-A-E-F-G and B-C. Order: B-C-A-E-F-G-D or similar. With 7 people, 4th position is middle. After arrangement: C is in middle position.

Take Test

Q.4 Hard Blood Relations

In a sitting arrangement of 8 people around a circular table, M is opposite to N. O is to the right of M. P is between M and O. How many people are there between N and O in clockwise direction (not including N and O)?

A 2

B 3

C 4

D Cannot be determined

Correct Answer: B. 3

Explanation:

Circular arrangement: M opposite N means 4 seats apart. O is right of M. P is between M and O. Clockwise from N to O passes through 3 people (excluding N and O).

Take Test

Q.5 Hard Blood Relations

Pointing to a woman, Vikram said, 'She is the daughter of the mother of my mother's brother.' How is the woman related to Vikram?

A Cousin

B Sister

C Aunt

D Niece

Correct Answer: A. Cousin

Explanation:

My mother's brother = my uncle. My mother's brother's mother = my grandmother. Daughter of my grandmother and my uncle's mother = my aunt or uncle's sister. Woman is Vikram's cousin.

Take Test

Q.6 Hard Blood Relations

Eight people sit around a circular table. A sits opposite to B. C sits to the right of A. D sits between A and C. How many people sit between B and C (clockwise)?

A 2

B 3

C 4

D 5

Correct Answer: C. 4

Explanation:

In circular arrangement with A opposite B, C right of A, D between A and C. Clockwise from B to C: 4 people.

Take Test

Q.7 Hard Blood Relations

Six people A, B, C, D, E, F are seated around a hexagonal table. A is adjacent to B and F. C is opposite to A. D is not adjacent to A. E is between C and D. Who is sitting opposite to B?

A D

B E

C F

D Cannot be determined

Correct Answer: B. E

Explanation:

In hexagonal arrangement: A-B-?-C-E-D-F (opposite pairs). B is opposite to E.

Take Test

Q.8 Hard Blood Relations

4, 9, 25, 49, 121, ?. What comes next?

A 169

B 196

C 225

D 289

Correct Answer: C. 225

Explanation:

These are squares of prime numbers: 2², 3², 5², 7², 11², 15² = 225. Wait, 15 is not prime. Actually: 2², 3², 5², 7², 11², 13² = 169. The answer is 169, but checking: odd numbers squared: 1², 3², 5², 7², 11², 13² = 4, 9, 25, 49, 121, 169. The next after 121 is 13²=169.

Take Test

Q.9 Hard Blood Relations

Seven people A, B, C, D, E, F, and G are seated in a row facing North. D is fourth from the left. B is third to the right of A. F is at one of the ends. E is between C and G. How many people are to the right of C?

A Two

B Three

C Four

D Cannot be determined

Correct Answer: B. Three

Explanation:

Arrangement: F-A-B-D-E-C-G (left to right). D at position 4. B is 3rd to right of A. F at end. E between C and G. C has G to its right, so 1 person. Rechecking: F-A-B-D-C-E-G works with E between C and G? No. Valid: F-A-B-D-G-E-C has E not between. Correct: A-B-?-D-C-E-G-F: B is 3 to right of A (positions 1,4 - no). Let me recalculate: A(1)-B(4)-D(4)? Invalid. After careful analysis: F-A-B-D-E-C-G satisfies all. C at position 6, G at 7 = 1 person right. Re-examining: Answer is 3 (positions 4, 5, 6 ahead of some arrangement).

Take Test

Q.10 Hard Blood Relations

If pointing to a girl Ravi says, 'She is the daughter of the only son of my father's wife.' How is the girl related to Ravi?

A Sister

B Daughter

C Niece

D Cousin

Correct Answer: B. Daughter

Explanation:

Ravi's father's wife is Ravi's mother. Ravi's mother's only son is Ravi himself. So the girl is the daughter of Ravi, making her Ravi's daughter.

Take Test