Percentages practice problems - page 68 of 111
Number of problems found: 2216
- Burdened 7485
The product was taxed at 20% and is sold for CZK 600. How many CZK was the product sold for if the government charged only 10% of taxes? - Calculate 7483
Calculate the interest and rum (APR, annual interest rate) is 2.5% and the principal 50,000. - Mushrooms
Fresh mushrooms contain 88% water and dried 14% water. How many kilograms of fresh mushrooms should be collected to get 3 kg of dried? - Waste
How much of the waste is from a circular plate with a radius of 1 m, from which we cut a square with the highest area? - Percentage 7469
The barrel contains 199 liters of 38% acid solution. What percentage of acid is created when we take 61 liters and replace it with the same amount of water? - Determine 7468
Determine the base if 2.8 per mille is 50. - Unknown 7460
5% of the unknown number is 224 less than 25% of the unknown number. - Helmet
Nowadays, better results can be obtained in cycling due to the rider's physical preparation and updated technologies. One of the essential parts of the rider's equipment is their helmet. While most bikers wear a helmet mainly to protect themselves, racers - Discount sale At Christmas Sale, after a 20% discount, the cosmetic package was priced at 5 euros and 60 cents; later, it went to 3 euros and 80 cents. How much percentage is the total discount?
- Increase 7409
If you increase the unknown number by 14 percent, you get the number 136.8. Find an unknown number. - Cutting square
We cut the circle with the highest possible diameter from a square with a side of 30 cm. How many percent of the square area is this circle? - Christmas 7392 The parents won 12,000 euros. They decided to spend 34% of their winnings on Christmas presents and put the rest in the bank. How many euros did they deposit in the bank? What was the annual interest rate at the bank if they were credited with 118.8 euros
- Orlík hydroelectric plant
The Orlík hydroelectric power plant, built in 1954-1961, consists of four Kaplan turbines. For each of them, the water with a flow rate of Q = 150 m3/s is supplied with a flow rate of h = 70.5 m at full power. a) What is the total installed pow - Square sides
If the square side increases by 28%, the square circumference increases by 11.2 meters. Find the length of the original square side. - Find sales tax
What is 8.25% sales tax out of 1607.00? - Traveled 7349
They walked 5 km through the forest, 3/4 around the lake, and 25% in the shade. How many km have they traveled in total? - Kindergarten 7313
The children in the kindergarten drank 20% of the prepared tea in the morning. They drank another 10% of the left tea afternoon. After the whole day, there were still 9 liters of tea left. How many liters of tea was prepared in the kindergarten in the mor - Remaining 7307
At the hockey match, the stadium was full at the beginning. After the first period, 20% of the fans left; after the second period, one-sixth of the remaining fans left. How many fans were in the stadium at the start of the match if 700 stayed until the en - Selling price
Find the selling price. Cost to store: $50 Markup: 10% - Collected 7298
Ema collected 770 kg of waste paper during the school year, while her friend Patrik collected 15% less. During the following school year, Ema collected exactly as much as Patrik did last year, but Patrik managed to collect 15% more than Eme. Which one col
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