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?

Correct answer:

x =  6

Step-by-step explanation:


12x/9 = 4•10/5

12•x/9 = 4•10/5

60x = 360

x = 6

Our simple equation calculator calculates it.

Try another example


We will be pleased if You send us any improvements to this math problem. Thank you!






avatar




Tips to related online calculators
Need help to calculate sum, simplify or multiply fractions? Try our fraction calculator.
Check out our ratio calculator.
Do you solve Diofant problems and looking for a calculator of Diofant integer equations?
Do you want to convert time units like minutes to seconds?

You need to know the following knowledge to solve this word math problem:

Related math problems and questions:

  • The horses
    kon A couple of horses consume 88 kg of oats for 14 days. How many oats consumed 7 horses at the same consumption for 6 days?
  • Apples
    apples_1 Mr. Vesely give to the market his own 48 kg of apples, 40 kg from Mr. Kovar and 72 kg of Mr. Novak. Grossed a total of 1,920 CZK. How must divide income money for apples?
  • Grandma
    zemiaky 6 kg of potatoes is enough for four at home for 15 days. For how many days will this amount be enough if a grandma will visit?
  • Greenhouses
    sklenik Two workers would make installation of greenhouses for 54 hours. For how many hours does the installation 9 workers?
  • Blackberries
    ribezle Damián gathered for 19 days 9.5 kg of blackberries. Milada gathered for two days 1.6 kg of currants. How much would collect Damián blackberries per day and how much currants Miladka per day?
  • Farmers
    zemedelec.JPG Farmers loaded into a truck of fruit and vegetables intended for the store. 10 boxes of 5 kg pears, 8 boxes of 6 kg plums, 7 boxes 9 kg of carrots and 10 bags of 50 kg of potatoes. How many kilograms of fruit and vegetables loaded in total? How many kg co
  • Apples 5
    apples_7 In six crates are 45 kg of apples. In five crates were the same amount and in one crate was 3 kg of apples more. How many kg of apples were in each crate?
  • Wood
    rubanie_dreva 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?
  • Clock
    clock2 What time is now if the time elapsed afternoon is 2/10 of time that elapses before midnight?
  • Can
    konev Watering can full of water weighs 10 kg. Half-full can weighs 5.5 kg. How much weigh can?
  • Exhibition
    skola_vola The teacher paid for 280 Kč for 4.A students for admission to the exhibition. How many students were on the exhibition?
  • Chocolate
    cokolada_1 How many times do we have to break a chocolate bar composed of 10 × 12 pieces to get the 120 parts?
  • Bag
    taska Nelly found interesting point. An empty bag weighs 4 kg less than full. And empty bag is 5 times easier than full. How many kg weigh things in this bag?
  • Volunteers
    smetiari Volunteers helped clean up 8.2 kg of trash in one neighborhood and 11 1/2 kg in another. They sent 2 3/5 kg to be recycled and threw the rest away. How many kilograms of trash did they throw away?
  • Milk2cheese
    cheese From 40 liters of milk is produced 8 kg of cheese how many liters of milk are needed to produce 2 kg of cheese?
  • Honza + Alice + Tonda
    minca Honza + Alice + Tonda have a total of 111 USD. The ratio between Honza and Alena is 5:6 and the ratio between Alice and Tonda is 4:5 How many money have each of them?
  • Bricks II
    cihly 3/4 bricks weighs 6 kg and 2/3 bricks. How weighs one whole brick?