Question
A alone can assemble 40 mobile phones in 10 hours, while B alone can assemble the same number in 15 hours. Working together, in how many hours can A and B assemble 120 mobile phones?
More Time and work Questions
- Karan, Arjun and Krunal alone can complete a work in 40, 60 and 48 days respectively. All of them started working together but after 3 days from start Kara...
- Ravi and Suresh can finish a task alone in 72 days and 96 days respectively. If both work together and earn Rs. 8,400 in total, how much does Ravi receive?
- ‘A’, ‘B’ and ‘C’ can complete a piece of work in 60 days, 120 days and 80 days respectively. ‘A’ and ‘B’ started the work together but ‘A’ left the work af...
- A and B can together complete a work in 8 days, B and C in 12 days, and C and A in 16 days. In how many days can C alone complete the work?
- If a task can be completed by either 10 boys or 12 girls in 10 days, how long will it take for a team of 5 boys and 2 girls working together to finish the ...
- A and B together can do a piece of work in 15 days which B and C together can do in 20 days. After A has been working at it for 3 days and then by B for 11...
- ‘A’ and ‘B’, alone can complete a work in 25 days and 50 days, respectively. Both of them started the work together but ‘A’ left the work when 2% of the wo...
- On working alone, ‘A’ and ‘B’ complete a work in 48 days and 36 days, respectively. Both started the work but after 12 days ‘A’ left, and the remaining wor...
- A and B together do a job in 12 days. A alone does it in 20 days. How many days for B alone?
- A contractor undertook to make 20 km of roadway in 48 weeks. In 28 weeks, 8 km was completed by 120 men working 12 hours a day. The men then agreed to work...
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)