MAT (Stage-1) M...

Which of the following numbers would replace the question mark (?) in the given figure?

The average score of a cricketer in a certain number of innings is 15. When he scores zero in the next innings, his average drops to 13.5. How many innings have been played by him, including the last one?

The ratio of milk and water in a mixture is 3 : 2. If 10 litres of water is added to it, the ratio gets reversed. What is the amount of the total mixture now?

The ratio of salaries of two employees is 2 : 5. Their expenses are in the ratio 1 : 3. What is the income of the second employee (in rupees) if the savings of both of them is Rs. 50?

The ratio of the number of employees of a company in the first year and that in the second year is 3 : 2. The ratio of the salary of the each employee in the given two years is 4 : 5. So the company saves Rs. 12000. Find the first year expenditure of the company.