Time & Work Quiz 2
Practice quiz on Time & Work (Mathematics). 5 real exam questions.
About This Quiz
Time & Work Quiz 2 — 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.A and B can complete a work in 12 days and 18 days respectively. How long will they take together?
- A.7.2 days
- B.8 days
- C.9 days
- D.10 days
Show answer
Answer: A. 7.2 days
Combined rate = 1/12 + 1/18 = 5/36; time = 36/5 = 7.2 days.
Q2.A and B together complete a work in 12 days. A alone does it in 20 days. How long will B alone take?
- A.24 days
- B.30 days
- C.36 days
- D.48 days
Show answer
Answer: C. 36 days
1/B = 1/12 − 1/20 = (5−3)/60 = 2/60 → 30? Correct factor: 1/12−1/20 = (5−3)/60 = 2/60 = 1/30 → B = 30 days.
Q3.A man covers 30 km in 5 hours. Find his average speed.
- A.4 km/h
- B.5 km/h
- C.6 km/h
- D.7 km/h
Show answer
Answer: C. 6 km/h
Speed = 30/5 = 6 km/h
Q4.If 12 workers finish a work in 15 days, 6 workers will finish in:
- A.20 days
- B.25 days
- C.30 days
- D.35 days
Show answer
Answer: C. 30 days
Days ∝ 1/Workers → (12×15)/6 = 30 days
Q5.If 5 workers finish a job in 12 days, in how many days will 10 workers finish?
- A.6
- B.7
- C.8
- D.9
Show answer
Answer: A. 6
More workers → less time; (5×12)/10 = 6 days
Frequently Asked Questions
Is Time & Work Quiz 2 free to attempt on AajExam?
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How long does it take to complete Time & Work Quiz 2?
Time & Work Quiz 2 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.
Are detailed solutions provided?
Yes. Every question on Time & Work Quiz 2 ships with a complete step-by-step solution, the underlying concept, and (where applicable) shortcut tricks. You can also discuss any question with the AajExam community.
Can I attempt Time & Work Quiz 2 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?
Time & Work 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.