Question
What is the purpose of a "View" in a database?
Solution
Answer: B) To provide a virtual table based on the result-set of an SQL statement.
The cost of diamond varies directly as the square of its weight. A diamond broke into four pieces with weights in the ratio 3 : 4 : 5 : 6. if the loss i...
If x+3, x-2, 6 and 5 are in proportion then find the mean proportional to x and 9x2.
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The ratio of the number of English books to Hindi books in a library shelf is 5:4. If 140 Hindi books are written by Pradeep, which constitutes 20% of t...
The ratio of A’s salary to B’s salary is 3 : 5. If B’s salary is Rs 20,000, what is A’s salary?
A sum of Rs.2400 is distributed among A, B, C in the ratio of 3:7:10. What is the total amount received by A and B?
An alloy contains copper and zinc in the ratio 5 : 3 and another contains copper and tin in the ratio 8 : 5. If equal weights of the two are melted toge...
The sum of three numbers is 147. If the ratio of the first to the second is 2:3 and that of second to the third is 5:8 then the second number is?
Monthly savings of ‘Q’ is 20% more than that of ‘P’ and is 54% less than monthly income of ‘P’. Monthly expenditure of ‘Q’ is Rs. 5730 a...
The ratio of the two numbers is 5:12. 120% of the first number is equal to the 30% of the second number. Find the sum of both the numbers.
