Machines 2

2 machines for 50 hours produces 2,000 products. How many machines need to buy to make in 30 hours 15,000 products?

Correct answer:

n =  23

Step-by-step explanation:

30•(2000/2/50)•(n+2)=15000

30000n = 690000

n = 23

Our simple equation calculator calculates it.

Try another example

Related math problems and questions:

• Machines
  In the workshop are three machines. The first is treated 250 parts for 4.7 hours, the second is treated 300 parts for 1.9 hours, and the third is treated 230 parts for 4.6 hours. How long will it take to make 3100 parts if worked all three machines at the
• Assembly parts
  Nine machines produce 1,800 parts on nine machines. How many hours will it produce 2 100 parts on seven such machines?
• Two workers
  The first worker completed the task by himself in 9 hours, the second in 15 hours. After two hours of joint work left first worker to a doctor and the second finished the job himself. How many hours worked second worker himself?
• Pool 2
  The first supply by the pool fill for five hours and the second fill for six hours, drain should be drained for 15 hours. For how many hours the pool is full, when we open both inlet now and outlet open two hours later?
• Three machines
  The power of the three machines is 2: 3: 5. Two most powerful machines produce 400 parts per hour. How many components make all three machines in 3 hours?
• Workers 2
  Worker dug the trench for 7 hours, another worker for 10 hours. They recruited to work even one worker more. Digging should be done for 2 hours. For how long would dig third worker alone?
• Together
  Grandfather, father, and son are carpenters. They decided to make a wardrobe. Father produces it for 12 hours, his son for 15 hours, and grandfather for 10 hours. How long will they make it together?
• Bricklayers
  Seven bricklayers will build the house in 630 days. How many bricklayers do we need to take after 150 days to complete the building for (additional) 336 days?
• Two tributaries
  Two tributaries of the pool fill it in 10 hours. One of the tributaries would fill 15 hours. How long would fill the first tributary?
• Greenhouses
  Two workers would make installation of greenhouses for 54 hours. For how many hours does the installation 9 workers?
• Tributaries
  The first tributary fill pool with water in 15 hours. The second tributary fill pool in 10 hours. For how many hours the pool is filled with both tributaries?
• Cook on gas
  The gas cylinder will last for 30 weekends for 2 hours of daily cooking. How many days will we be able to cook on a new cylinder when we cook for 3 hours a day?
• Welders
  Welder do the job for six hours, the second one for 8 hours. How long do the job third welder if all together can do job in 2 hours?
• Seven workers
  Seven workers clear the glade in 22 hours. How many workers would need to be done in 8 hours?
• Forestry workers
  In the forest is employed 56 laborers planting trees in nurseries. For 8 hour work day would end job in 37 days. After 16 days, 9 laborers go forth? How many days are needed to complete planting trees in nurseries by others if they work 10 hours a day?
• Workhorses
  A team of colleagues done the work in 20 days. After adding 2 colleagues from the beginning the work was completed in 15 days. How many members has the colleague team?
• Tractors
  Six tractors plowing the field for 8 days. After two days, two tractors broke down. How many days were prolonged work in the field?