Ratio - practice problems
Ratio problems are word problems that use ratios to relate the different items in the question. On solving problems and tasks proportionally, we recommend a hint rule of three. Rule of three (proportionality) helps solve examples of direct and inverse proportionality. Three members make it possible to calculate the fourth - unknown member. Ratio and proportion.Number of problems found: 1643
- A race 2
In a race of 200 m, A can beat B by 31 m and C by 18 m. In a race of 350 m, C will beat B by how many meters? - Motorboat : current
The ratio of speeds of a motorboat to that of the current of water is 36:5. The motorboat goes along with the current in 5h 10min. Find the time to come back of the motorboat. - Enlarged photo
A photograph has been enlarged by a scale factor of 1.75. If the enlarged photo has an area of 675cm squared, what is the area of the original photo? - Cookies - flour
A recipe for cookies calls for 3 cups of flour to make 24 cookies. If you want to make 40 cookies using the same recipe, how many cups of flour will you need? - The ratio 22
The ratio of two numbers is 5 : 4 and their LCM is 810. Find the sum of numbers . - A,B and
A, B and C invested a capital in a ratio of 1/3:1/4:1/5. After 4 months A withdraws half of his capital. If the yearly profit is Rs 8470, find the share of A . - Velocity ratio 2
The ratio between the rates of walking of A and B is 2:3. If the time taken by B to cover the certain distance is 36 min, then, find the time taken by A - Three in a ratio If A is 40% more than B, B is 20% less than C then, find the ratio A : C.
- School - boys:girls
In a school 10% of boy is equal to the 1/4 of number of girls and 10% of the number of girls is equal to the 1/25 of boys. Find the ratio between the number of boys and girls. - Compare ratios Is ratios 4:7 and 16:19 equivalent?
- Alcohol mixture 3
A mixture contains alcohol and water in the ratio 4:3. If 7 liters of water is added, the ratio of alcohol and water becomes 3:4. Find the quantity of alcohol in the mixture. - A person 3
A person distributes his pens among four friends A, B, C and D in the ratio 1/3 : 1/4 : 1/5 : 1/6. What is the minimum number of pens that the person should have? - The Earth and Moon
The diameter of the Moon is approximately 1/4 of the diameter of the Earth. What fraction of the volume of the Earth is the volume of the Moon? - Salaries - ratio3 The salaries A, B, C are in the ratio 2 : 3 : 5. If the increments of 15%, 10% and 20% are allowed respectively in their salaries, then what will be new ratio of their salaries?
- Angle of inclination
Find the angle of inclination of a ramp that rise for 80 cm and is 200 cm long. - The ratio 21
The ratio between the number of sides of two regular polygon is 1:2 and ratio of sum of their interior angles is 2:3. Find their number of sides. - The ages 3 The ages of A and B are in ratio of 5:4. Three years hence the ratio of their ages will become 11:9. What is the present age of B?
- The length 20
The length and breadth of a rectangular park are in the ratio 8:5. A path,1.5 m wide, running all around the outside of the park has an area of 594 sq m. Find the dimensions of the park. - Four numbers 3
What least number must be added to each of the numbers 6,15,20 and 43 to make them proportional? - Collecting money
Rs 180 contained in a box of one rupee, 50 Paise and 25 Paise coins in the ratio 2:3:4. What is the number of 50 Paise coins? (One rupee = 100 paisa)
Do you have unsolved math question and you need help? Ask a question, and we will try to solve it. We solve math question.
