Percentages practice problems - page 97 of 114
Number of problems found: 2277
- Road ascent
If the road has an ascent of 8%, does that mean it will climb by 200 m? - Siblings probability
The table contains information on the number of pupils according to the number of siblings: Number of siblings 0 1 2 3 and more Number of pupils 50 50 72 28 What is the probability that a randomly selected student has exactly two siblings? - Water containers
One m³ of wood weighs 650 kg, of which 12% is water. How many 10-liter containers do we need for this amount of water? - Millionaire
Mr. Smith has withdrawn from the bank, saving interest € 1,500. How big was his initial deposit if the annual interest rate was 1.5%? - Loan interest
Eric borrowed 50 euros from his mother for four months at a rate of 5% p.a. (per year). How much does he have to return? - Sneaker discount
Igor paid only 12 euros for sneakers instead of 15 euros. What percentage did he pay less? What percentage of the original amount of sneakers has become cheaper? - Assistant
The Assistant rewrote 15% of the entire manuscript in 12 hours. How many hours must he still write to rewrite the rest of the manuscript? - Disinfecting solution
How much distilled water is necessary to pour into 500 ml of 33% hydrogen peroxide to obtain a 3% disinfecting solution? - Profitability
The purchase price of goods is 13000, and the sales price is 20000. What is the profitability as a percentage? - What percentage
What percentage is 12 km out of 80 km? - Reducing number
Reducing the unknown number by 28.5%, we get the number 243.1. Find the unknown number. - Product inspection
The worker checked 4,950 products in three days. He inspected 25% more products on the second day than on the first day. He inspected 16% fewer products on the third day than on the second day. How many products did he check on each day? - Square The square's side length decreases by 25%, and its area is now 28 cm22 lower. Find the side of the original square.
- Family budget
The family pays 250 euros a month for food, which is 33% of the total budget. How much money do they have left for other expenses? - Lawn and garden
The garden around the new house is divided as follows: 30% flowers, 35% orchards, and 150 m² form a lawn. What is the total area of the garden? - Backpack carrying
Alex, Charles, and Simon went on a trip at 6:45. They arrived at the finish line at 9:15. They carried one backpack with them and took turns after 20 minutes. Charles carried the first section, and at 8.30 by Simon. a) Who carried the backpack in the seco - Area decrease
If the area of the square decreases by 19%, by how much percent does the side of the square decrease? - Farmland
Farmers seeded maize to 45 ha, which is 15% of their total farmland. How many hectares of fields do they have? - Road drop
A 12 percent drop is marked on a straight stretch of road. What angle aligns the direction of the road with the horizontal plane? - Internet households
There are 600 households in a certain village. Last year, three-fifths of them had an Internet connection. This year, the number of households connected to the Internet increased by 40. What proportion of households has an Internet connection this year?
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