Data Sufficiency

Q: Six boxes Yash, Uma, Tina, Vani, Xavier, and Zara are kept one above another in a stack. Which box is kept immediately above Yash? I. Uma is kept exactly between Tina and Vani. Xa...

Correct Answer: Option C (Both statements I and II together are necessary.). From Statement I & II together: Xavier is at the top (Pos 1). Zara is at the bottom (Pos 6). From II, Yash is exactly between Vani and Zara, meaning Yash is at Pos 5, and Vani is at Pos 4. From I, Uma is exactly between Tina and Vani, placing Uma at Pos 3 and Tina at Pos 2. The full order is Xavier, Tina, Uma, Vani, Yash, Zara. Thus, Vani is kept immediately above Yash. Both statements are necessary.

Q: On which day of the week did Bikas visit the bank? (Assume the week starts on Monday). I. Bikas visited the bank after Wednesday but before Saturday, and it was not on Thursday. ...

Correct Answer: Option A (Statement I alone is sufficient.). From Statement I: The days between Wednesday and Saturday are Thursday and Friday. Since the visit was not on Thursday, it must be on Friday. Statement I alone is sufficient. Statement II gives a wide range.

Q: Among Tina, Vani, Zara, Yash, and Uma, who is the tallest? I. Tina is taller than Vani and Zara but shorter than Yash. II. Uma is shorter than Zar

Correct Answer: Option C (Both statements I and II together are necessary.). From Statement I: Yash > Tina > Vani, Zara. The tallest could be Yash or Uma. From Statement II: Zara > Uma. Combining I and II: Yash > Tina > Zara > Uma. Since Tina is also taller than Vani, Yash is definitively the tallest. Both statements are necessary.

Q: Six boxes Uday, Qasim, Priya, Rahul, Tarun, and Sneha are kept one above another in a stack. Which box is kept immediately above Uday? I. Qasim is kept exactly between Priya and R...

Correct Answer: Option C (Both statements I and II together are necessary.). From Statement I & II together: Tarun is at the top (Pos 1). Sneha is at the bottom (Pos 6). From II, Uday is exactly between Rahul and Sneha, meaning Uday is at Pos 5, and Rahul is at Pos 4. From I, Qasim is exactly between Priya and Rahul, placing Qasim at Pos 3 and Priya at Pos 2. The full order is Tarun, Priya, Qasim, Rahul, Uday, Sneha. Thus, Rahul is kept immediately above Uday. Both statements are necessary.

Q: How is Tina related to Uma? I. Yash, the brother of Uma, is the only son of Zar

Correct Answer: Option B (Statement II alone is sufficient.). From Statement I: There is no mention of Tina. Not sufficient. From Statement II: Tina is clearly stated as the mother of Yash and Uma. Thus, Tina is the mother of Uma. Statement II alone is sufficient.

80 Questions

Practice Data Sufficiency questions with answers and step-by-step solutions. These problems are curated from recent campus placement test papers (TCS, Infosys, Wipro, Cognizant, Accenture) and competitive government exams (SSC CGL, Bank PO, RRB NTPC, UPSC).

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Data Sufficiency: Directions & Problem Statements Shared for questions below

Directions

Set 7 (Q31 to Q35)

Q31

Six boxes Yash, Uma, Tina, Vani, Xavier, and Zara are kept one above another in a stack. Which box is kept immediately above Yash?
I. Uma is kept exactly between Tina and Vani. Xavier is kept at the topmost position.
II. Yash is kept exactly between Vani and Zar

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Q32

On which day of the week did Bikas visit the bank? (Assume the week starts on Monday).
I. Bikas visited the bank after Wednesday but before Saturday, and it was not on Thursday.
II. Bikas visited the bank before Sunday but after Monday.

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Q33

Among Tina, Vani, Zara, Yash, and Uma, who is the tallest?
I. Tina is taller than Vani and Zara but shorter than Yash.
II. Uma is shorter than Zar

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Q34

Six boxes Uday, Qasim, Priya, Rahul, Tarun, and Sneha are kept one above another in a stack. Which box is kept immediately above Uday?
I. Qasim is kept exactly between Priya and Rahul. Tarun is kept at the topmost position.
II. Uday is kept exactly between Rahul and Sneh

medium

Q35

How is Tina related to Uma?
I. Yash, the brother of Uma, is the only son of Zar

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Data Sufficiency

Six boxes Yash, Uma, Tina, Vani, Xavier, and Zara are kept one above another in a stack. Which box is kept immediately above Yash?
I. Uma is kept exactly between Tina and Vani. Xavier is kept at the topmost position.
II. Yash is kept exactly between Vani and Zar

Community Discussion & Shortcut Formulas

On which day of the week did Bikas visit the bank? (Assume the week starts on Monday).
I. Bikas visited the bank after Wednesday but before Saturday, and it was not on Thursday.
II. Bikas visited the bank before Sunday but after Monday.

Community Discussion & Shortcut Formulas

Among Tina, Vani, Zara, Yash, and Uma, who is the tallest?
I. Tina is taller than Vani and Zara but shorter than Yash.
II. Uma is shorter than Zar

Community Discussion & Shortcut Formulas

Six boxes Uday, Qasim, Priya, Rahul, Tarun, and Sneha are kept one above another in a stack. Which box is kept immediately above Uday?
I. Qasim is kept exactly between Priya and Rahul. Tarun is kept at the topmost position.
II. Uday is kept exactly between Rahul and Sneh

Community Discussion & Shortcut Formulas

How is Tina related to Uma?
I. Yash, the brother of Uma, is the only son of Zar

Community Discussion & Shortcut Formulas

Data Sufficiency

Six boxes Yash, Uma, Tina, Vani, Xavier, and Zara are kept one above another in a stack. Which box is kept immediately above Yash? I. Uma is kept exactly between Tina and Vani. Xavier is kept at the topmost position. II. Yash is kept exactly between Vani and Zar

Community Discussion & Shortcut Formulas

On which day of the week did Bikas visit the bank? (Assume the week starts on Monday). I. Bikas visited the bank after Wednesday but before Saturday, and it was not on Thursday. II. Bikas visited the bank before Sunday but after Monday.

Community Discussion & Shortcut Formulas

Among Tina, Vani, Zara, Yash, and Uma, who is the tallest? I. Tina is taller than Vani and Zara but shorter than Yash. II. Uma is shorter than Zar

Community Discussion & Shortcut Formulas

Six boxes Uday, Qasim, Priya, Rahul, Tarun, and Sneha are kept one above another in a stack. Which box is kept immediately above Uday? I. Qasim is kept exactly between Priya and Rahul. Tarun is kept at the topmost position. II. Uday is kept exactly between Rahul and Sneh

Community Discussion & Shortcut Formulas

How is Tina related to Uma? I. Yash, the brother of Uma, is the only son of Zar

Community Discussion & Shortcut Formulas

Six boxes Yash, Uma, Tina, Vani, Xavier, and Zara are kept one above another in a stack. Which box is kept immediately above Yash?
I. Uma is kept exactly between Tina and Vani. Xavier is kept at the topmost position.
II. Yash is kept exactly between Vani and Zar

On which day of the week did Bikas visit the bank? (Assume the week starts on Monday).
I. Bikas visited the bank after Wednesday but before Saturday, and it was not on Thursday.
II. Bikas visited the bank before Sunday but after Monday.

Among Tina, Vani, Zara, Yash, and Uma, who is the tallest?
I. Tina is taller than Vani and Zara but shorter than Yash.
II. Uma is shorter than Zar

Six boxes Uday, Qasim, Priya, Rahul, Tarun, and Sneha are kept one above another in a stack. Which box is kept immediately above Uday?
I. Qasim is kept exactly between Priya and Rahul. Tarun is kept at the topmost position.
II. Uday is kept exactly between Rahul and Sneh

How is Tina related to Uma?
I. Yash, the brother of Uma, is the only son of Zar