Question
A shopkeeper sold an article for Rs. 300 after offering
a discount of 40%. If he earned a profit of 50%, then find the ratio of cost price to the marked price, of the article.Solution
Marked price of the article = 300 ÷ 0.6 = Rs. 500 Cost price of the article = 300 ÷ 1.5 = Rs. 200 Required ratio = 200:500 = 2:5
Which of the following accurately describes the role of a "foreign key" in a relational database system?
Which protocol is used by devices to obtain an IP address automatically in a network?
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Which of the following is a primary advantage of using a star schema in a data warehouse design?
Which algorithm is used for minimum spanning tree?
- Machine Learning
Which Machine Learning model is best suited for predicting stock market trends based on sequential time-series data?
Which of the following best describes the function of the Control Unit (CU) in the CPU?
Which design pattern is best suited for managing the creation of objects without specifying their concrete classes?
Which of the following is a key challenge in handling deadlocks in an operating system?
What is the primary purpose of an Entity-Relationship (ER) Diagram in database design?
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