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
51
Compute 24 * 8.
Answer:
192
Step-by-step solution: 1. Multiply 24 by 8. 2. Break the multiplication into tens and ones for clarity. 3. Combine partial products to get 192.
52
Evaluate 372 + 81.
Answer:
453
Step-by-step solution: 1. Add the ones place: 2 + 1. 2. Add the tens and hundreds to get 453. 3. Therefore, 372 + 81 = 453.
53
What is 91 / 7?
Answer:
13
Step-by-step solution: 1. Recognize that division asks how many times 7 fits into 91. 2. 91 = 7 * 13. 3. So, 91 / 7 = 13.
54
What is 120 / 15?
Answer:
8
Step-by-step solution: 1. Recognize that division asks how many times 15 fits into 120. 2. 120 = 15 * 8. 3. So, 120 / 15 = 8.
55
Evaluate 476 - 84.
Answer:
392
Step-by-step solution: 1. Align the numbers vertically. 2. Subtract the ones, tens, and hundreds to obtain 392. 3. Confirm the result: 476 - 84 = 392.
56
Compute 21 * 11.
Answer:
231
Step-by-step solution: 1. Multiply 21 by 11. 2. Break the multiplication into tens and ones for clarity. 3. Combine partial products to get 231.
57
Evaluate 348 - 82.
Answer:
266
Step-by-step solution: 1. Align the numbers vertically. 2. Subtract the ones, tens, and hundreds to obtain 266. 3. Confirm the result: 348 - 82 = 266.
58
Evaluate 144 + 77.
Answer:
221
Step-by-step solution: 1. Add the ones place: 4 + 7. 2. Add the tens and hundreds to get 221. 3. Therefore, 144 + 77 = 221.
59
Evaluate 220 - 80.
Answer:
140
Step-by-step solution: 1. Align the numbers vertically. 2. Subtract the ones, tens, and hundreds to obtain 140. 3. Confirm the result: 220 - 80 = 140.
60
Evaluate 240 + 85.
Answer:
325
Step-by-step solution: 1. Add the ones place: 0 + 5. 2. Add the tens and hundreds to get 325. 3. Therefore, 240 + 85 = 325.