Home » Aptitude »

Time And Work

**Time and work Problems – Aptitude Questions and Answers:-**

This is aptitude on Time And Work Problems Question and answers with explanation for different interviews and competitive and entrance exams.

**1.Ravi can do a piece of work in 30 days while Prakash can do it in 40 days. In how many days will they finish it together?**

A. 17 1/7 days

B. 27 1/7 days

C. 23 2/7 days

D. 16 4/11 days

**2.A can do a piece of work in 12 days. When he had worked for 2 days B joins him. If the complete work was finished in 8 days. In how many days B alone can finish the work?**

A. 18 days

B. 12 days

C. 24 days

D. 10 days

**3.A, B and C can do a piece of work in 7 days, 14 days and 28 days respectively. How long will they taken, if all the three work together?**

A. 3 days

B. 4 days

C. 5 days

D. 6 days

**4.If A, B and C together can finish a piece of work in 4 days. A alone in 12 days and B in 18 days, then C alone can do it in?**

A. 21 days

B. 15 days

C. 12 days

D. 9 days

**5.9 men and 12 boys finish a job in 12 days, 12 men and 12 boys finish it in 10 days. 10 men and 10 boys shall finish it in how many days?**

A. 8

B. 10

C. 12

D. 14

**6.16 men can complete a piece of work in 25 days. In how many days can 20 men complete that piece of work?**

A. 16 days

B. 18 days

C. 20 days

D. 22 days

**7.A and B can do a piece of work in 8 days. B and C can do it in 12 days and A and C in 16 days. Working together they will complete the work in how many days?**

A. 14.76 days

B. 12.2 days

C. 9.48 days

D. 7.38 days

**8.A can do a half of certain work in 70 days and B one third of the same in 35 days. They together will do the whole work in.**

A. 420 days

B. 120 days

C. 105 days

D. 60 days

**9.Anita, Indu and Geeta can do a piece of work in 18 days, 27 days and 36 days respectively. They start working together. After working for 4 days. Anita goes away and Indu leaves 7 days before the work is finished. Only Geeta remains at work from beginning to end. In how many days was the whole work done?**

A. 16 days

B. 17 days

C. 18 days

D. 19 days

**10. A and B can do a work in 5 days and 10 days respectively. A starts the work and B joins him after 2 days. In how many days can they complete the remaining work?**

A. 1 day

B. 2 days

C. 3 days

D. 4 days

**Read More:**

⋆ Problems on Average

⋆ Time and Work

⋆ H.C.F and L.C.M

⋆ Ratio and Proportion

⋆ Partnership Problems

⋆ Percentage Problems