Question
A milkman mixed milk and water in an empty container in
the ratio 13:9. The quantity of milk mixed was bought by the milkman at the rate of Rs. 44/litre. If he bought the total milk for Rs. 2288, then find the quantity of water mixed in the empty container.Solution
Quantity of milk mixed = 2288/44 = 52 litres So, quantity of water mixed = (52/13) × 9 = 36 litres
In SQL, which of the following best describes the role of a subquery within a SELECT statement?
Which of the following best illustrates the concept of polymorphism in Object-Oriented Programming (OOP)?
Which of the following is the most accurate description of semi-structured data ?
Which of the following is the main characteristic that differentiates random sampling from non-random sampling techniques?
In a min-heap, what is the complexity of removing the smallest element and restoring the heap property?
A company’s network experiences intermittent connectivity issues. Upon analysis, the network technician observes frequent CRC (Cyclic Redundancy Check...
Which Python library is primarily used for data manipulation and cleaning?
Which of the following is an example of non-random sampling?
What factor is the most critical when determining the appropriate sample size for a study?
Which of the following query will return the third-highest salary from an Employee table in SQL?