Simple proportion + work - math problems

Number of problems found: 41

  • Wall builders
    bricks If 12 men can build a wall 398 metres long in 48 days, how long would it take 33 men to build a wall 347 metres long? Answer to 3 decimal places.
  • Strawberries
    jahoda Three people pick strawberries from 48 rows in 8 hours. How many hours do five people need to pick strawberries from 20 rows?
  • The bricklayer
    murar The bricklayer built a six-meter base of the fence in 3 hours. How long does it take to build a 14 m long base?
  • Part-timers
    jahoda Six part-timers would take seven hours to pick strawberries. How long would this work take if two more temporary workers were added after three hours?
  • Deadline
    murar Five equally skilled masons built half the wall in 14 days. In order to meet the planned deadline, the remaining part must be built in 6 days. How many more masons need to be allocated for construction?
  • Three
    work Three pavers will pave the sidewalk in 4 days. How long does it take for two tiles to pave the same sidewalk?
  • Book reading
    books Susan thought, "If I read 15 pages a day, I will read the whole book in 8 days. “How many pages would she have to read a day if she wanted to finish the book on the 6th day from the start of reading? And how many pages does the book have?
  • Mr. Ben
    bricks Mr. Ben drives bricks to the construction site. If he drove three times a day, he would make bricks in 8 days. How many times a day would he go every day to be done 2 days earlier?
  • Everyone drinks the same
    beers 24 bricklayers drink 72 beverage bottles a day at the construction site. How many bottles would 19 bricklayers need? Everyone drinks the same.
  • Reading
    bookshelf If I read 15 pages a day, I will read the whole book in 18 days. How long will it take to read a book if I only read 9 pages every day?
  • Diggers
    digging Eight diggers will do the job in 85 hours. After 21 hours, 3 diggers had to leave. How many hours will the work be done?
  • Book reading
    kniha_tridni Suzan reads a book. If she read half an hour a day, she would read it in nine days. How many minutes does he have to read a day if he wants to read it three days earlier?
  • Six workers
    workers Six workers earned a total of CZK 12,600 per week on the construction site (5 working days). How much do 7 workers earn in 10 days with the same daily average salary?
  • Five combers
    permutations Five combers harvest 12 rows of strawberries in 4 hours. How many rows of strawberries will two combers harvest in 10 hours?
  • Cable car
    lanovka The cable car will carry 1280 passengers in 40 minutes. How many people will be transported in 2.5 hours?
  • Five tractors
    tractors Five tractors plow the fields in 4.8 hours. How long will it take to plow the field when, after an hour and a half of work, two tractor drivers have been called up for another task?
  • Diggers
    workers The excavation was carried out in 4 days and 5 workers worked on it for 7 hours a day. Determine how long it would take to excavate if 7 workers worked on it 8 hours a day.
  • The farmer
    cow The farmer calculated that the supply of fodder for his 20 cows was enough for 60 days. He decided to sell 2 cows and a third of the feed. How long will the feed for the rest of the peasant's herd last?
  • Hectares of forest
    stromy 12 workers plant 24 ha of forest in 6 days. In how many days will 15 people and 12 people plant the same area?
  • The orchard
    jablone 4 temporary workers harvested the orchard in 9 days. How many temporary workers we need for six days?

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Simple proportion - math problems. Work word problems.