Question
A garment company declared 17% discount for wholesale
buyers. Ms. Diksha, a wholeseller bought garments from the company for Rs.1660 after getting discount. He fixed up the selling price of garments in such a way that he earned a profit of 7% on original company price. What is the selling price?Solution
Original company price = 1660 × (100/83) = 2000 Rs. SP = 2000 × (107/100) = Rs.2140
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Recursive CTEs are mainly used for:
To rename a column in a SELECT query result, you use:
Which PL/SQL cursor attribute returns `TRUE` if the most recent `FETCH` statement returned a row, and `FALSE` otherwise?
Which of the following is a key characteristic that distinguishes a PL/SQL `FUNCTION` from a PL/SQL `PROCEDURE`?
Which SQL keyword prevents duplicate rows in result?
Which operator is used to combine results of two SELECT queries and remove duplicates?
What is the result of SELECT COUNT(NULL) on any table?
Which of the following SQL constructs avoids returning duplicate rows?
What is a 'stored procedure' in SQL?
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