Ratio + work - math problems

Number of problems found: 52

  • Hour salary
    You work for 4 hours on a Saturday and 8 hours on Sunday. You also receive a $50 bonus. You earn $164. How much did you earn per hour?
  • Mason with assistant
    Mason had to complete the work in 10 days. Two and a half days later, his assistant arrived. Together they completed the work in the next three and a half days. How many days would he need an assistant for the same work?
  • Highway
    Six trucks will be used to build the roadside 18 days. After 3 days, two more trucks were sent to build. How long will it take for material move?
  • Three workers
    Three workers got paid for work. First earn € 50, the second € 100 and third € 60. For further work, we should receive together € 735. How do you divide that amount to be distributed in the same proportion as the first job?
  • Painting rooms
    If Dano paints three hours daily, he complete in 7.5 days. How many hours a day would have to work to finish the job 1.5 days earlier?
  • Contract
    8 employees complete the contract for 65 hours. After 17 hours, 3 employees had to leave for another job. How many more hours will the job on contract be fulfilled?
  • Working time
    At 10 hours work shift, work is done in 16 days. How many days will the work be done at 8 hours shifts?
  • Tmp workers
    Three temporary workers cleaned 60 m of walkway in 5 hours. How many meters of the walkway cleared seven volunteers for eight hours?
  • Cows
    20 cows has food for 60 days. We reduce the dose to two-thirds for 18 cows. How many days will be fed?
  • Cows
    4 cows spent 16 bags of hay in 5 days. How many bags of hay sacks are needed for 5 cows for seven days?
  • Pumps
    6 pump fills the tank for 3 and a half days. How long will fill the tank 7 equally powerful pumps?
  • Janitor
    Janitor tosses 26 cm layer of snow on the school grounds for 90 minutes. How many friends would have to call for help if snow needs to have bowled for 15 minutes? We assume that at the same time bow all the same amount of snow.
  • Troops - soldiers
    Food stocks will last 20 soldiers of the 4-day training. How many days they could extend training if four soldiers become sick?
  • Supermarket cashiers
    When at the supermarket are opened only 2 cash people waiting in the front approximately 12 minutes. How many will shorten the average waiting time in a front where supermarket open another three cashiers?
  • Revenue
    Mr. Robert and Mr. Norbert get together € 1400. The revenue split in the ratio of 4:3, depending upon each work. How many got each of them?
  • Painting
    Jožko with Fero painted the bench for four hours. How many hours would take work if four friends help him?
  • Mukls
    The working group, in which 6 workers would ordered job completed within 21 working days. How many workers must be accept yet that the contract will be completed in 14 working days?
  • Wood
    Peter chops wood. If they cut down a half hours a day he ended work in 9 days. But Peter needs to end work 3 days earlier. How many minutes a day should cut down?
  • Greenhouses
    Two workers would make installation of greenhouses for 54 hours. For how many hours does the installation have nine workers?
  • Cooks
    Four cooks cleaned 5 kg of potatoes for 10 minutes. How many cook would have to work clean 9 kg of potatoes for 12 minutes?

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