Ratio - practice problems - page 9 of 84
Number of problems found: 1667
- A pet 2
A pet store has 15 birds and 75 fish. In the simplest form, what is the pet store's ratio of birds to fish? - The masses
The masses of a mother and a daughter differ by 30 kg 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. - In the bag
I have red and blue marbles in a bag in a ratio of 7:2. There are 45 marbles in total. How many are red? - In prima, secunda and tertia
The numbers of children in Class 1, Class 2, and Class 3 are in the ratio 3:4:3. Class 1 and Class 3 together have 12 more children than Class 2. How many children are in Class 1? - On a job
On a job, Peter harvested 150 kg of apples and John harvested 130 kg of apples. They divided a reward of 2,660 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. Determine whether triangles ABC and DEF are similar. If so, state the similarity ratio and the theorem by which they are similar. - Footballers 2
Footballers have jerseys numbered 7, 8, 9, 10, and 11. The coach wants to send them to attack: a) so that no two even-numbered jerseys are adjacent, b) so that no two odd-numbered jerseys are adjacent. How many options does he have in each case? - GP - free
For a geometric sequence, the following relationship between the first and third terms holds: a₁ − a₃ = −1.5 a₃ − a₁ = 1.5 Calculate the common ratio q and the first term a₁. - Legs and ratio
The legs of a right triangle are in the ratio a:b = 6:8. The hypotenuse has a length of 61 cm. Calculate the perimeter and area of this triangle. - Reward - division
Mum promised the children a reward of 330 euros for their help. How should they divide the money if George helped for 10 days, Emma for 8 days, and Hannah for 12 days? - Segments 6
Express the ratio of 1 cm to 1 m. - Reduced - rectangles
The dimensions of a rectangle are a = 42 cm and b = 91 cm. Determine the perimeter and area of the rectangle after it is scaled down in the ratio 6:7 compared to the original. - Segment - ratio
Calculate the length of a new segment created by scaling 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 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 the ratio 3:2. How much will we now pay for a dining set (6 chairs and a table) if a chair originally cost €44 and the table €232? - Salaries - inflation
Dad's salary was increased in the ratio 5:4. His original salary was €880. What is his salary now? - Princess 2
A very overweight princess weighed 168 kg on 5 October. By 10 November, her weight had changed in the ratio 7:4. How much did she weigh on 10 November? Did she gain or lose weight? - How much 17
How many more euros will Mrs. Eve have if she increases her savings of €2,400 in the ratio 7:5?
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