Ratio - practice problems - page 2 of 84
Number of problems found: 1667
- Collecting money
Rs 180 is contained in a box in 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 paise) - Percents and ratio
When 20% of one number is added to a second number, the second 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 with 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 2:3, and Ann received $120. What is Betty's share? - Children ratio
In a certain office, 1/3 of the workers are women. Of the women, 1/2 are married, and of the married women, 1/3 have children. Of the men, 3/4 are married, and of the married men, 2/3 have children. What fraction of the workers have no children? - Scholarship 3
The ratio of boys to girls in a school is 3:2. If 20% of boys and 25% of girls are scholarship holders, find the percentage of students who are not scholarship holders. - Shares $1,300 are divided among A, B, C, and D such that A/B = B/C = C/D = 2/3.
- Spheres - ratios
The surface areas of two spheres are in the ratio 1:4. Find the ratio of their volumes. - Antecedent and consequent
In a ratio equal to 5:8, the antecedent is 40. Find the consequent. - Two class train
The ratio of first-class to second-class train fares between two stations is 3:1, and the ratio of passengers travelling first-class to second-class is 1:50. If a total of $1,325 was collected on a particular day, how many dollars were collected from seco - Direct proportional If m is proportional to n and m = 5 when n = 4, what is the value of m when n = 18?
- Big school 2 The ratio of boys to girls in a school of 450 pupils is 4:5. When some new boys and girls are admitted, the number of boys increases by 25 and the ratio of boys to girls changes to 9:13. Calculate the number of new girls admitted.
- Three workers 7
The daily wages of workers A, B, and C are in the ratio 7:6:10. If C earns €80 per day, find the daily 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? - Twins 2 The average age of a man and his two twin sons is 30 years. The ratio of the ages of father and one son is 5 : 2, what is the father's age?
- At present
At present, Ram is eight years younger than Susan, and Hari is two years younger. If the respective ratio between the present age of Ram and that of Hari is 3: 4, then what is Hari's present age? - Incircle to circumcircle
Find the ratio of the areas of the incircle and the circumcircle of a square. - A cube 4
A cube of edge 5 cm is cut into cubes, each of edge 1 cm. Find the ratio of the total surface area of one of the small cubes to that of the large cube. - Petrol and kerosene
What will be the ratio of petrol and kerosene in the final solution formed by mixing petrol and kerosene that are present in three vessels in the ratio 4:1, 5:2, and 6:1, respectively? - Milk with water 2
If 50 liters of a mixture contains milk and water in a ratio of 3:2, how much milk must be added to the mixture to have milk and water in a ratio of 9:4?
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