Percentages - practice for 12 year olds - page 10 of 15
Number of problems found: 286
- Great Wall of China
The Great Wall of China is 8880 km long. Historically valuable, however, is only 30% of its length. What amount of insurance pays the People's Republic of China a month for this monument if the insurance company charges $ 10 per year per kilometer of hist - Resort
In a completely crowded resort, 30% of the Czech Republic quarter visitors were from Slovakia, and the rest, 135, came from Germany. What capacity has the resort had? - Sugar
The sugar factory produced 309.2 tons of sugar in 1 day at 14% sugar content. How many tons of pure beet sugar factory processed in 1 day? - Water container
The container with water weighs 1.48 kg when we cast 75% of the water content of water weight 0.73 kg. How heavy is an empty container?
- Ski class
The class attends 30 boys and some girls. Ski training was attended by 28 boys and all the girls, which was 95% of all students. How many girls attend this class? How much percent is that? - Base, percents, value
The base is 344084, which is 100 %. How many percent is 384177? - 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? - 3 years
The company has increased the number of employees. In year 2005 compared to 2004 13% more, in 2006 18% more against the previous year, in year 2007 20% more compared to 2006. How much percent increase in the number of employees in 3 years? - Apples 2
James has 13 apples. He has 30 percent more apples than Sam. How many apples have Sam?
- Mr. Vojta
Mr. Vojta put in the bank 35000 Kč. After a year of the bank, he was credited with an interest rate of 2% of the deposit amount. How, then, will Mr. Vojta be in the bank? - Families
In the class, we investigated how many children have families in which they live. How many % of pupils live in families with more than two children? If five families have one child, nine families have two children, five families have three children, two f - Bank deposit
Ms. Jana, after the withdrawal amount of 2,500 euros after year saving in the bank. What was her deposit if the interest rate was 2.5% p.a? - Stock
Enterprise sold 7/12 of its products to foreign markets, and 2/5 of the remainder was sold at home. How many % of the products are still in stock? - Car rent
Rental cars are paid a fixed daily fee plus 16 cents per kilometer traveled. Samuel wants to rent a car for a day and work out that will pay 175 euros. When paying, he got a 20% discount on the daily fee, and the cost per kilometer was unchanged. Samuel,
- Barrel 3
Barrel with water weights 118 kg. When we get off 75% of water, it weighs 35 kg. How many kg has an empty barrel? - Mortgage
Family XY wants to take the bank mortgage (a loan for an apartment/house) for € 100,000. Bank processing the mortgage charges a fee of 0.79% of the amount borrowed. How many euros is this fee? - Manufacturer 1642
The manufacturer launched the Lenovo Z7-A laptop on the market for 490 euros. After the first month, the company reduced it by 10%, and after the second month, it was reduced by another 5%. How much cheaper could we have bought it two months after launch? - Briefcase
The cost of producing a briefcase is € 45. The manufacturer wants to sell it at a profit of 30%. For how much will the briefcase sell? - Unknown number 5
I think of an unknown number. If we enlarge it five times, then subtract 3, and the result decreases by 75%, we get one greater than the number. What number am I thinking?
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