Raw meat

In the school cafeteria for one lunch, they prepare 490 servings of 50 g of boiled meat. Meat loses 30% of its weight by cooking. How many kilograms of raw meat must the school canteen prepare for this lunch to cook?

Result

m =  35 kg

Solution:


m*(1-30/100) = 490 * 0.050

70m = 2450

m = 35

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!
avatar




To solve this example are needed these knowledge from mathematics:

Do you want to convert mass units? 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?

Next similar examples:

  1. Bakery
    bread_1 How heavy must prepare bread at a bakery if lose during baking 14% of water and after baking must have 1.6 kg? (Calculate to the nearest gram)
  2. Pigs
    prasce Pigs are feed by beet.Beet feed containing 12% dry solids, which is 0.66% 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 0.688 kg?
  3. 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?
  4. Sugar
    cukr Sugar factory produced 938.1 tons of sugar in 1 day at 14% sugar content . How many tons of pure beet sugar factory processed in 1 day?
  5. Base, percents, value
    percent_1 Base is 344084 which is 100 %. How many percent is 384177?
  6. Percents - easy
    percents_5 How many percent is 432 out of 434?
  7. Seeds 2
    seed How many seeds germinated from 1000 pcs, when 23% no emergence?
  8. Percents
    percents2_10 How many percents is 900 greater than the number 750?
  9. Percentage - fractions
    rubik About what percentage we must increase number 1/6 to get number 1/3?
  10. Goods
    money To the market is introducing a new product, the first week is sold at a reduced price. 5 products is sell at an entry price same as 3 products at the normal price. How much % is reduced price less than the current price for this product?
  11. Conference
    conference 97 is the total number of employees. The conference was attended by 34 employees. How much is it in percent?
  12. 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
  13. New refrigerator
    lednice New refrigerator sells for 878 USD, Monday will be 25% discount. How much USD will save, and what will be the price?
  14. Class
    children_2 In a class are 32 pupils. Of these are 8 boys. What percentage of girls are in the class?
  15. Number
    percent What number is 24 % smaller than the number 51?
  16. Unknown number
    nums Identify unknown number which 1/5 is 40 greater than one tenth of that number.
  17. Simple equation
    axes_1 Solve for x: 3(x + 2) = x - 18