Number of problems found: 684
- Discount and prices
After a 29% discount, the new product price was € 426. What was the original price of the product?
- Horizontal distance
The road has a gradient of 8%. How many meters will the road rise on a horizontal distance of 400m?
Of the 48 participants, six women are fewer than men and 24 children less than all adults. Calculate what percentage of all participants on tour are children.
If one side of the rectangle is larger 4-times and second 2-times, what percentage increases the area of rectangle?
Calculate the percentage of waste if the cube with 53 cm long edge is lathed to cylinder with a maximum volume.
- Carrot seed
Carrot seed germination is 85%, weight 1000 carrots seeds are 2.4g. How many seeds are likely to germinate if we sow 8g of seeds?
- Unknown number 10
Number first increased by 30%, then by 1/5. What percentage we've increased the original number?
- Meat loses
Meat loses 18% of its weight by smoking. How much raw meat butcher used to manufacture 35 kilos of smoked?
- Water percent
A 15 g sample of the substance contains 70% water. After drying, the weight was reduced to 9 g. What percentage of water is now in the sample?
- Cuboid enlargement
By how many percent increases the volume of cuboid if its every dimension increases by 30%?
Both dimensions of the rectangular parcel were increased by 26%. By how many % has increased its acreage?
- Job task
After two hours and 40 minutes the job is finished. Compared to last year we were 40 minutes faster. What is the percentage increase to our performance?
- Profit gain
If 5% more is gained by selling an article for Rs. 350 than by selling it for Rs. 340, the cost of the article is:
- Cube in ball
Cube is inscribed into the sphere of radius 181 dm. How many percent is the volume of cube of the volume of the sphere?
- Unknown number
15% of the unknown number is 18 less than 21% of the same number. What is the unknown number?
- Inscribed sphere
How many % of the volume of the cube whose edge is 6 meters long is a volume of a sphere inscribed in that cube?
- Sphere radius
The radius of the sphere we reduce by 1/3 of the original radius. How much percent does the volume and surface of the sphere change?
- Former price
The price of an article is cut by 10%, to restore it to the former value, by what percent the new price must be increased?
- On a farm
On a farm, there are 90 rabbits, 700 sheep, 300 cattle and 500 pigs. What percentage of the total number of animals are rabbits?
- Enterprise company
30% of all employees in the enterprise are women. Men are 360 more. How many employees are in the company?
Our percentage calculator will help you quickly calculate various typical tasks with percentages.