Farmers seeded maize to 45 ha, which is 15% of their total farmland. How many hectares of fields they have?


x =  300 ha


15/100 x = 45

15x = 4500

x = 300

Calculated by our simple equation calculator.

Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):

Showing 0 comments:
1st comment
Be the first to comment!

To solve this example are needed these knowledge from mathematics:

Our percentage calculator will help you quickly calculate various typical tasks with percentages. Do you have a linear equation or system of equations and looking for its solution? Or do you have quadratic equation? Do you want to convert area units?

Next similar examples:

  1. Base, percents, value
    percent_1 Base is 344084 which is 100 %. How many percent is 384177?
  2. Seeds 2
    seed How many seeds germinated from 1000 pcs, when 23% no emergence?
  3. The percentages in practice
    plodina If every tenth apple on the tree is rotten it can be expressed by percentages: 10% of the apples on the tree is rotten. Tell percent using the following information: a. in June rained 6 days b, increase worker pay 500 euros to 50 euros c, grabbed 21 fro
  4. Gloves
    rukavice I have a box with two hundred pieces of gloves in total, split into ten parcels of twenty pieces, and I sell three parcels. What percent of the total amount I sold?
  5. Garden
    map_6 The garden around the new majer is divided as follows: 35% vegetable, 30% fruit orchards, 10% flowers and the remaining 120 m2 are lawns. What is the total area of the garden?
  6. Assistant
    psaci-stroj Assistant rewrote 15% of the entire manuscript in 12 hours. How many hours must still write to rewrite the rest of the manuscript?
  7. Percents - easy
    percents_5 How many percent is 432 out of 434?
  8. Sales off
    up_to_30 Goods is worth € 70 and the price of goods fell two weeks in a row by 10%. How many % decreased overall?
  9. Pears
    hrusky_4 There were pears in the basket. I took them two fifths and left them in a basket of six. How many pears I took?
  10. Percentage - fractions
    rubik About what percentage we must increase number 1/6 to get number 1/3?
  11. Goods
    money To the market is introducing a new product, the first week is sold at a reduced price. 8 products is sell at an entry price same as 5 products at the normal price. How much % is reduced price less than the current price for this product?
  12. Iron
    250px-Iron_electrolytic_and_1cm3_cube Iron ore contains 57% iron. How much ore is needed to produce 20 tons of iron?
  13. Class
    absenciaSms In 7.C clss are 10 girls and 20 boys. Yesterday was missing 20% of girls and 50% boys. What percentage of students missing?
  14. New refrigerator
    lednice New refrigerator sells for 1024 USD, Monday will be 25% discount. How much USD will save, and what will be the price?
  15. Number
    percent What number is 20 % smaller than the number 198?
  16. 100 %
    elephant How much is 100%, if 17 % is 1169?
  17. Simple equation
    axes_1 Solve for x: 3(x + 2) = x - 18