Data Sufficiency Quiz 8
Practice quiz on Data Sufficiency (Logical Reasoning). 5 real exam questions.
About This Quiz
Data Sufficiency Quiz 8 — Questions with Solutions
All 5 questions from this quiz with the correct answer and explanation. Attempt them yourself first, then open each solution to check your reasoning.
Q1.Complete: 1, 4, 9, 16, 25, ?
- A.30
- B.36
- C.49
- D.50
Show answer
Answer: B. 36
Perfect squares → 6² = 36.
Q2.Odd one out: 64, 125, 216, 343, 420
- A.125
- B.216
- C.343
- D.420
Show answer
Answer: D. 420
Others are perfect cubes.
Q3.Find the value of x. (I) x + 5 = 10 (II) x² = 25
- A.Only I
- B.Only II
- C.Either
- D.Both
Show answer
Answer: A. Only I
Statement I gives x = 5 uniquely, whereas Statement II gives two possible values.
Q4.If 9 → 81, 8 → 64, 7 → 49, then 6 → ?
- A.36
- B.30
- C.24
- D.12
Show answer
Answer: A. 36
Square pattern.
Q5.If 12 → 144, 5 → 25, then 20 → ?
- A.200
- B.400
- C.20
- D.40
Show answer
Answer: B. 400
Number squared.
Frequently Asked Questions
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Data Sufficiency Quiz 8 runs on a 1-minute timer in real exam-style conditions. The clock starts the moment you click Start, mirroring the time pressure of the actual exam.
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Can I attempt Data Sufficiency Quiz 8 multiple times?
Yes. You can attempt this quiz as many times as you like. Each attempt is recorded separately so you can track improvement in score, accuracy and time-management.
Which government exams does this quiz prepare me for?
Data Sufficiency questions appear regularly in SSC CGL, CHSL, MTS, GD; IBPS PO, Clerk; SBI PO, Clerk; RRB NTPC, Group D; UPSC prelims and most State PSC exams. The specific weightage varies by exam — check the exam pattern on the corresponding AajExam exam page for details.