Select the correct answerA factory produces nuts and bolts. A machine in it produces only nuts while another produces only bolts. The machine producing only nuts produces 500 nuts per minute and need to be cleared for 10 minutes after production of 2000 nuts. The machine producing only bolts produces 600 bolts per minute and needs to be cleared for 15 minutes after production of 3000 bolts. Find the minimum time required to produce 6000 pairs of bolts and nuts if both machines are operated simultaneously?Options20 minutes32 minutes25 minutes40 minutes

In a lock and key factory, the locks machine produces 100 locks per hour and needs to be oiled for 5 hours for every 1000 locks produced. The keys machine produces 150 keys per hour and needs oiling for 10 hours after production of every 3000 keys. If both machines start at the same time, what is the minimum duration (in hours) required for producing 6000 sets, each set comprising one lock and two keys?12011096100

machine produces 240 bolts in 25 minutes. At the same rate, how many bolts would be produced in 45 minutes?

Problem:Two machines are working together to manufacture circular plates. Machine A can complete one plate in 4𝜋4π minutes, and Machine B can complete one plate in 6𝜋6π minutes. How long will it take for both machines, working together, to complete 3 plates?

9. Three people A, B, and C are working in a factory. A and B working together can finish a task in 18 days whereas B and C working together can do the same task in 24 days and A and C working together can do it in 36 days. In how many days will A, B, and C finish the task working together ?*16201525

Two spinning machines A and B can together produce 50000 m of cloth in 20 hours. If machine B alone can produce the same amount of cloth in 25 hours, then how much cloth can machine A produce alone in 20 hours ?