Question
Maya used 25% of her income for personal expenses, 60% of
the remaining for house rent, and saved the rest. If she saved Rs. 900, find the amount she spent on rent.Solution
ATQ,
Let, income of Maya be Rs. 100x
According to question;
0.75 × 0.40 × 100x = 900
Or, x = 30
So, amount spent on rent = 0.75 × 0.60 × 3000 = Rs. 1350
A star schema in a data warehouse consists of:
Which process ensures data in a data warehouse is consistent and clean?
Which analytics type is focused on predicting future outcomes?
Which SQL clause is used to summarize data?
Which type of OLAP allows analysis of multidimensional data stored in relational databases?
Which of the following is a real-time data warehouse application?
Which of the following best defines the concept of the "Internet of Things" (IoT)?
Which of the following commands is part of the Transaction Control Language (TCL) in SQL?
A Fact Constellation Schema is also called:
Which of the following best describes the primary function of a database index?
