Percentages - practice for 12 year olds - page 8 of 15
Number of problems found: 286
- Connecting 2990
We use 540 m of mesh, of which 20% are for connecting corners. How much mesh did we use to join the corners? - Salary increase
Ms. Merry's salary increased by 15%, which was 83 euros. What should you pay before the increase? - Square - increased perimeter
How many times is the increased perimeter of the square, where its sides, increased by 150%? If the perimeter of the square increases twice, how much % increases the area of the square? - Non-payment 2882
The hotel's payment for electricity after non-payment of the original payment was increased by 1.5% to € 2395.40. The original payment was to be: - Students 2878
Until VII. B class girls and 15 boys. All the girls and 13 boys went on a trip. It was a total of 92% of the students in the class. How many girls go to VII? B? - Increased 2870
Mathias had a certain amount of money in the winning book. He won, and his stake increased by 100%. Mathias used half the money for a trip and donated what he won to his brother Jakub. How much is left in his passbook? - Obtained 2812
45% of pig iron is obtained from iron ore and 70% of steel from it. How much steel is made from 100 tons of iron ore? - Buckets 2811
The barrel is filled with water up to 57% of its volume. When we add two buckets of water, we will fill it to 73% of its volume. What is the volume of the barrel if the volume of the bucket is 12 liters? - Calculate 2802
The private store earned CZK 28,150 per week, 22% of the average monthly sales. Calculate the average monthly revenue. - Granddaughter 2789
Grandma and her granddaughter Barunka have a birthday on the same day. During six consecutive birthday celebrations, Grandma's age was always divisible by Barunka's age. How many birthdays did Grandma celebrate at the last of these six celebrations? Grand - Expensive 2740
The product became more expensive by 25%. By what percent of the new price does he have to reduce for his price to be equal to the original price? - Original 2739
Dresses on sale have become cheaper twice: first by 12%, then by 25% of the new price. What% of the original price was the final price? - Ascent 2725
If the road has an ascent of 8%, does that mean it will climb by 200 m? - Information 2704
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? - 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%? - Percentage 2672
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? - 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? - Expenses 2582
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?
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