The percentages in practice

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 from 24 shots on goal keeper
d, of 150 carrot seeds not germinated 30 seeds

Result

a =  20 %
b =  10 %
c =  87.5 %
d =  20 %

Solution:

Solution in text a =
Solution in text b =
Solution in text c =
Solution in text d =

Try another example






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!
avatar




To solve this example are needed these knowledge from mathematics:

Our percentage calculator will help you quickly calculate various typical tasks with percentages.

Next similar examples:

  1. Apples 2
    jablko James has 13 apples. He has 30 percent more apples than Sam. How many apples has Sam?
  2. TVs
    tv Production of television sets increased from 3,500 units to 4,200 units. Calculate the percentage of production increase.
  3. Seeds 2
    seed How many seeds germinated from 1000 pcs, when 23% no emergence?
  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. Base, percents, value
    percent_1 Base is 344084 which is 100 %. How many percent is 384177?
  6. Iron
    250px-Iron_electrolytic_and_1cm3_cube Iron ore contains 57% iron. How much ore is needed to produce 20 tons of iron?
  7. Percents
    percents2_10 How many percents is 900 greater than the number 750?
  8. 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?
  9. 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?
  10. Percents - easy
    percents_5 How many percent is 432 out of 434?
  11. Conference
    conference 148 is the total number of employees. The conference was attended by 22 employees. How much is it in percent?
  12. 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?
  13. Class
    children_2 In a class are 32 pupils. Of these are 8 boys. What percentage of girls are in the class?
  14. Number
    percent What number is 20 % smaller than the number 198?
  15. Percentage - fractions
    rubik About what percentage we must increase number 1/6 to get number 1/3?
  16. Pigs
    prasce Pigs are feed by beet.Beet feed containing 12% dry solids, which is 0.72% of digestible crude protein. How much beet must beconsumed in one month (30 days), if the weight of digestible crude protein contained in a daily dose of beet was 0.912 kg?
  17. 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?