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
151
Simplify: 6^2 / sqrt(36).
Answer:
6
6^2 = 36 and sqrt(36) = 6. Division: 36 / 6 = 6.
152
Find the value of: sqrt(121) * 2 - 10.
Answer:
12
sqrt(121) = 11. Multiplication: 11 * 2 = 22. Subtraction: 22 - 10 = 12.
153
Evaluate: 4^3 - sqrt(100).
Answer:
54
Calculate cube and root: 4^3 = 64 and sqrt(100) = 10. Subtraction: 64 - 10 = 54.
154
Calculate: sqrt(400) / 4 + 5.
Answer:
10
sqrt(400) = 20. Division: 20 / 4 = 5. Addition: 5 + 5 = 10.
155
Simplify: 3^3 + 2^3.
Answer:
35
Calculate cubes: 3^3 = 27 and 2^3 = 8. Addition: 27 + 8 = 35.
156
Evaluate: sqrt(64) * sqrt(16).
Answer:
32
sqrt(64) = 8 and sqrt(16) = 4. Multiplication: 8 * 4 = 32.
157
Find the value of: 10^2 / sqrt(25).
Answer:
20
Calculate power and root: 10^2 = 100 and sqrt(25) = 5. Division: 100 / 5 = 20.
158
Calculate: 5^2 + 4^2 - 1.
Answer:
40
Calculate squares: 5^2 = 25 and 4^2 = 16. Addition: 25 + 16 = 41. Subtraction: 41 - 1 = 40.
159
Simplify: sqrt(225) - sqrt(81).
Answer:
6
sqrt(225) = 15 and sqrt(81) = 9. Subtraction: 15 - 9 = 6.
160
Evaluate: sqrt(144) + 13.
Answer:
25
The square root of 144 is 12. Addition: 12 + 13 = 25.