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: 1567
- 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) - Percents and ratio
When 20% of a number is added to another number, the number increases by 50%. What is the ratio of the two numbers? - Three inscribed objects
A circle is inscribed in a square. An equilateral triangle of side 4√3 is inscribed in that circle. Find the length of the diagonal of the square. - Sharing money 2
Ann and Betty shared a sum of money in the ratio is 2:3 and Ann received $120. What is Betty share?
- Children ratio
In a certain office 1/3 of the workers are women,1/2 of the women are married and 1/3 of the married women have children. If 3/4 of the men are married and 2/3 of the married men have children, what part of the workers is without children? - Scholarship 3
The ratio of number of boys to that of the girls in a school is 3:2. If 20% of boys and 25% of the girls are scholarship holders, find the percentage of those who are not scholarship holders? - Shares 1300 USD are divided among A, B, C and D in such a way that: share of (A/B)=(B/C)=(C/D) = (2/3)
- Spheres - ratios
The surface area of two spheres are in the ratio 1 : 4 . Find the ratio of their volumes. - Antecedent and consequent
In a ratio which is equal to 5:8, if the antecedent is 40, then find the consequent.
- Two class train
The ratio of first and second class train fares between two stations is 3:1 and that of the number of passengers travelling between these stations by first and second class is 1:50. If on a particular day USD 1325 be collected, then the amount collected f - Direct proportional If m is proportional to n and m=5 when n=4, then what is the value of m when n=18?
- Big school 2 The ratio of the number of boys to the number of girls in a school of 450 pupil is 4 : 5 . When some new boys and girls are admitted, the number of boys increases by 25 and ratio of boys and girls changes to 9 : 13 . Calculate the number of new girls admi
- Three workers 7
The daily wages of workers A, B and C are in the ratio 7:6:10. If C earns 80 EUR per day; find the per day earnings of A and B. - The rates
The rates of working of A and B are in the ratio 3 : 4. What is the ratio of the number of days taken by them to finish the work?
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