Mathematics/General Ability MCQs
Topic Notes: Mathematics/General Ability
MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
1
Find the square root of 12 correct to three decimal places.
Answer:
3.464
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 3.464. 3. Round the result to three decimal places.
2
Find the square root of 25 correct to three decimal places.
Answer:
5.0
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 5.0. 3. Round the result to three decimal places.
3
Find the square root of 9 correct to three decimal places.
Answer:
3.0
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 3.0. 3. Round the result to three decimal places.
4
Find the square root of 50 correct to three decimal places.
Answer:
7.071
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 7.071. 3. Round the result to three decimal places.
5
Find the square root of 18 correct to three decimal places.
Answer:
4.243
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 4.243. 3. Round the result to three decimal places.
6
Find the square root of 4 correct to three decimal places.
Answer:
2.0
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 2.0. 3. Round the result to three decimal places.
7
Evaluate 6^2.
Answer:
36
Step-by-step solution: 1. Multiply 6 by itself 2 times. 2. 6^2 = 36. 3. No further simplification is needed.
8
Find the square root of 48 correct to three decimal places.
Answer:
6.928
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 6.928. 3. Round the result to three decimal places.
9
Evaluate 2^2.
Answer:
4
Step-by-step solution: 1. Multiply 2 by itself 2 times. 2. 2^2 = 4. 3. No further simplification is needed.
10
Find the square root of 75 correct to three decimal places.
Answer:
8.66
Step-by-step solution: 1. Prime factorise the radicand to identify perfect squares. 2. Take the square root to obtain 8.66. 3. Round the result to three decimal places.