In a mixture of 60 liters, the ratio of milk to water is 3:2. How much water is present?
Ratio = 3:2, so total parts = 5. Water = (52) × 60 = 24 liters
A work can be completed by 5 men in 12 days. How many days will it take for 8 men to complete the same work?
Work = 5 × 12 = 60 man-days. Time for 8 men = 860 = 7.5 days
What is 25% of 80% of 500?
80% of 500 = 400. 25% of 400 = 100
The sum of three consecutive numbers is 81. What is the middle number?
Let numbers be x-1, x, x+1. Sum = 3x = 81, so x = 27
If all roses are flowers and all flowers are plants, then all roses are plants. This is an example of?
This follows a logical chain where conclusion follows necessarily from premises - this is deductive reasoning
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Which word doesn't belong in this group: Apple, Banana, Carrot, Orange
Apple, Banana, and Orange are fruits. Carrot is a vegetable
Choose the word that is most similar in meaning to 'Benevolent':
Benevolent means kind and generous. Generous is the closest synonym
Find the word that is opposite in meaning to 'Ambiguous':
Ambiguous means unclear or doubtful. Clear is the opposite meaning
Complete the sentence: 'Despite his illness, he ___ to finish the project on time.'
The sentence requires past tense 'managed' to be grammatically correct
What does the acronym 'API' stand for?
API stands for Application Programming Interface, a set of rules for software interaction
Which of these is NOT a programming language?
HTML is a markup language, not a programming language. Others are programming languages
In OOPS, what does 'inheritance' allow you to do?
Inheritance allows a new class to be derived from an existing class, inheriting its properties and methods
What is the correct SQL syntax to select all records from a table named 'Students'?
The correct SQL syntax is 'SELECT * FROM table_name;'
What will be the output of: print(5 // 2) in Python?
The // operator is floor division. 5 // 2 = 2 (integer division, rounded down)
Which data structure uses LIFO (Last In First Out) principle?
Stack follows LIFO principle where the last element added is the first to be removed
What is the main purpose of a constructor in a class?
A constructor is used to initialize objects of a class with default or specified values
What does 'HTTP' stand for?
HTTP stands for HyperText Transfer Protocol, the foundation of data communication on the web
Which of these is a NoSQL database?
MongoDB is a NoSQL database. MySQL, PostgreSQL, and Oracle are relational SQL databases
What will be the output of: console.log(typeof 5) in JavaScript?
The typeof operator returns 'number' for numeric values in JavaScript
A rope of length 30 meters is cut into 5 equal parts. How long is each piece?
30 meters / 5 = 6 meters per piece
