Percentages practice problems - page 88 of 110
Number of problems found: 2199
- What 3592
What is 15% of 30% of 600? - Discount 3583
The TV cost € 420 after a 9% discount. How much did he cost before the discount? - Percentage 3566
Calculate to two decimal places. What percentage is: a / 15min from 4 h b / 35 cm² of 12.5 dm² c / 2 dm² of 400 cm² d / 0.2 l of 2.2 l - Percentage 3557
They increased the price of the social word game SCRABBLE from SKK 600 to SKK 900. By what percentage did they increase the price of the game? - Hall
The rectangular hall will have to pave with square tiles with a side length of 15 cm. The hall has a length of 18 meters and a width of 3 m. How many tiles need to buy if 2 percent of the amount is disrupted during the work? - Kilograms 3553
The meat loses 18% of its weight by smoking. How many kilograms of smoked meat can we make from 27 1/2 kg raw meat? - Percentage 3550
There are 35 pupils in the class, and 7 of them are active in sports. What is their percentage? - Percentage 3549
A fresh mushroom weighs 8 kg. After drying, it weighed 96 dag. What percentage of water do fresh mushrooms contain? - Percentage 3548
Nine tons of potato flour are obtained from 50 tons of potatoes. What percentage by weight of potatoes is potato flour? - Percentage 3547
Quality control found that out of 4,200 products, 3,074 were perfect. What percentage did the scraps represent? - Turnover 3546
They had the same sales plan in Mr. Nový's two stores. In the first store, they exceeded the plan by 23% and in the second by 25%. They had a total turnover of € 66,000. What revenue did each store have? - Normal Distribution
GPAs are normally distributed at one college with a mean of 3.1 and a standard deviation of 0.4. What percentage of students at the college have a GPA between 2.7 and 3.5? - Difference 3539
We increased the unknown number by 29% once and 41% the second time. The difference between the new numbers was 420. What was the unknown number? - Percentage 3537
The bakery increased the price of croissants from 1.90 CZK to 2.50 CZK. By what percentage did the bakery rise in price? - Contains 3534
Iron ore contains an average of 35% iron. How much iron is obtained by melting 300 tons of iron ore? - Required 3504
The milling machine makes the part in 20 minutes. On a better machine, it can make 30 parts in 6 hours. By how much percent will the time required to produce one part on a new machine be reduced? - Percentage 3501
We first poured 0.25 water from the full container, then 0.2 of the remaining water. What percentage of the container remained full? - Class
In a class, there are 32 pupils. Of these are eight boys. What percentage of girls are in the class? - Separated 3495
14% of separated waste in Slovakia in 2007 consisted of plastics. The glass managed to separate twice as much. What% of separated waste was glass? What% of separated waste was another waste? - Radius of a sphere
We turned a sphere with the largest possible radius from a cube with an edge length of 8 cm. Calculate the volume of the cube, the ball, and the percentage of waste when turning.
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