Ratio - practice problems - page 9 of 82
Number of problems found: 1638
- The masses
The masses of a mother and a daughter differ by 30kg and are in the ratio of 8:5. Find the mass of each. - Coffee factory
In a factory, 10 kg of coffee is produced in a half day. The factory is in operation nonstop for 6 1/2 days a week. Find the total amount of coffee produced in a week. - On a job
On a job, Peter harvested 150 kg of apples, and John harvested 130 kilograms of apples. They divided the reward of 2660 CZK in proportion to the apples harvested. How much did each receive? - Pure gold
How much pure gold is in a 15-gram ring made of 14-carat gold? Round the result to the nearest tenth of a gram. - Similarity coefficient
Given triangle ABC with sides a = 12 cm b = 9 cm c = 7 cm and triangle DEF with sides d = 8.4 cm, e = 6.3 cm f = 4.9 cm Find out if triangles ABC and DEF are similar if so, write the similarity coefficient and according to which sentence they are similar - Footballers 2
Footballers have jerseys with numbers 7, 8, 9, 10, 11. The coach wants to send them to attack a) so that even jersey numbers are not next to each other b) so that odd jersey numbers are not next to each other. How many options does he have? - Legs and ratio
For the legs of a right triangle, a : b = 6:8. The hypotenuse has a length of 61 cm. Calculate the perimeter and area of this triangle. - Reward - division
Mom promised the children a reward of 330 euros for their help. How should they divide the money if Juraj helped for 10 days, Ema for 8 days, and Hanka for 12 days? - Segments 6
Compare the ratio of 1cm and 1m. - Reduced - rectangles
The dimensions of the rectangle are a = 42 cm, and b = 91cm. Determine the perimeter and area of the rectangle, which is reduced in size compared to the original rectangle in the ratio 6:7. - Segment - ratio
Calculate the size of the new segment that is created by changing the segment CD = 12 cm in the ratio 4 : 3. - Price increase
As part of a packaging innovation, the price of mineral water, which previously cost €0.68, was changed in the ratio of 11:8. How much will we pay for a bottle of mineral water now? - New Year's price increase
After the New Year, the prices of goods changed in a ratio of 3 : 2. How much will we now pay for a dining set (6 chairs and a table), if the chair originally cost €44 and the table €232? - Salaries - inflation
Dad's salary was increased by 5:4. His original salary was 880€. What is his salary now? - Princess 2
The fat princess weighed 168kg on October 5. By November 10, her weight had changed in the ratio of 7:4. How much did she weigh on November 10? Did she gain or lose weight? - How much 17
How many euros more will Mrs. Eva have if she increases her savings of €2,400 in the ratio 7 : 5? - In a forest meadow
The students planted 280 spruces and 60 pines on forest traps. Express the ratio of the number of planted pines to the number of planted spruces in the smallest possible natural numbers. - Sweets
There are 12 sandwiches on a plate, 5 of which are poppy seeds and 7 are jam. How many cheese sandwiches must be added to them so that the probability that a randomly selected sandwich is poppy seed is 20%? - Parallelogram - ratio
The lengths of the adjacent sides of a parallelogram are in the ratio 8:3. The shorter side is 4.2 cm long. Calculate the perimeter of the parallelogram. - Cyclist 30
A cyclist covered a distance of 18 km in 32 minutes at a constant speed. What distance in kilometers would he have covered at the same speed in 80 minutes?
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