Percentage calculator
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What is the percentage?
A percent is a ratio whose second term is 100. Percent means parts per hundred. The word comes from the Latin phrase per centum, which means per hundred. In mathematics, we use the symbol % for percent or the abbreviation pct.For example, 12% (read as 'twelve percent') is equal to 12/100, or 3/25, or 0.12.
Percentages are used to express how large or small one quantity is relative to another quantity.
Percentage in word problems:
- Iron
Iron ore contains 54% iron. How much ore is needed to produce 23 tons of iron? - Seeds 2
How many seeds germinated from 1000 pcs, when 23% no emergence? - Researchers
Researchers ask 200 families whether or not they were the homeowner and how many cars they had. Their response was homeowner: 14 no car or one car, two or more cars 86, not homeowner: 38 no car or one car, two or more cars 62. What percent of the families - Profit gain
If 5% more is gained by selling an article for Rs. 350 than by selling it for Rs. 340, the cost of the article is: - Walking
Of the 450 students at the school, 432 walks to school. What percentage is this? - Summerjob
The temporary workers planted new trees. Of the total number of 500 seedlings, they managed to plant 426. How many percents did they meet the daily planting limit? - Class
In 7.C clss are 10 girls and 20 boys. Yesterday was missing 20% of girls and 50% boys. What percentage of students missing? - New refrigerator
New refrigerator sells for 1024 USD, Monday will be 25% discount. How much USD will save, and what will be the price? - Persons
Persons surveyed:100 with result: Volleyball=15% Baseball=9% Sepak Takraw=8% Pingpong=8% Basketball=60% Find the average how many like Basketball and Volleyball. Please show your solution. - Tulips
Of the 120 tulips in the garden, 45 are red, 66 are yellow, the rest are brindle. What percentage of tulips in the garden are brindle? - Class
In a class are 32 pupils. Of these are 8 boys. What percentage of girls are in the class? - Highway repair
The highway repair was planned for 15 days. However, it was reduced by 30%. How many days did the repair of the highway last? - Gloves
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? - Flawless
Of the 3820 products, 3792 were flawless. What percentage was due to failures? - Loss
A bookstore purchased from a publisher the biography of a well-known politician for R15 per copy, but sales have been very poor. The manager has decided to mark the copies down to R12 each to make a quick sale. Calculate the loss on each book as a percent - Art school
Every fifth pupil 9A goes to art school. How many percent of pupils in class 9A go to art school? - The Chemistry test
The Chemistry test contained 8 questions, each with 3 points. Peter scored 21 points. How many percent did Peter write a test?
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