Percentages and numbers
How many percent is number 426 greater than number 71?
Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):
Showing 0 comments:
Be the first to comment!
To solve this example are needed these knowledge from mathematics:
Next similar examples:
The office was attended by 23 people. 9 of them completed the questionnaire. What is the percentage of all people?
A certain device consumes 28 kW and delivers 14 kW. Find its efficiency.
- Apples 2
James has 13 apples. He has 30 percent more apples than Sam. How many apples has Sam?
- Percents - easy
How many percent is 432 out of 434?
- Seeds 2
How many seeds germinated from 1000 pcs, when 23% no emergence?
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?
- Energy saving
They were released three different, independent inventions saving 12%, 15% and 25% energy. Some considered that while the use of these inventions, the total savings will be 12% + 15% + 25% = 52%. Is this true? How much percent of energy will save all thre
- 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 fro
- Human buying irrationality
I longer watch processors for Socket A on ebay, Athlon XP 1.86GHz with a PR rating of 2500+ costs $7 and Athlon XP 2.16Ghz with a PR rating of 3000+ currently cost $16. Calculate: About what percentage of the Athlon XP 2.16Ghz is powerful than Athlon X
In 7.C clss are 10 girls and 20 boys. Yesterday was missing 20% of girls and 50% boys. What percentage of students missing?
Iron ore contains 57% iron. How much ore is needed to produce 20 tons of iron?
In a class are 32 pupils. Of these are 8 boys. What percentage of girls are in the class?
Production of television sets increased from 3,500 units to 4,200 units. Calculate the percentage of production increase.
- New refrigerator
New refrigerator sells for 1024 USD, Monday will be 25% discount. How much USD will save, and what will be the price?
- 100 %
How much is 100%, if 17 % is 1169?
Increase in the ratio 20:4 number 18.5.
- Ratio v2
Decrease in the ratio 12:16 number 13.2.