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
101
What approximate value should come in place of the question mark: 124.95% of 399.98 - sqrt(624.99) = ?
Answer:
475
Approximate to 125% of 400 - sqrt(625). Evaluate: (1.25 * 400) - 25 = 500 - 25 = 475.
102
Approximate the value of: 7.99^3 / 15.98 + 4.95.
Answer:
37
Approximate to 8^3 / 16 + 5. Evaluate: 512 / 16 + 5 = 32 + 5 = 37.
103
Find the approximate value: 14.95 * 11.98 - 29.99.
Answer:
150
Approximate to 15 * 12 - 30. Evaluate: 180 - 30 = 150.
104
What approximate value should come in place of x: 33.33% of 269.95 + 45.01 = x.
Answer:
135
Approximate to 1/3 of 270 + 45. Evaluate: 90 + 45 = 135.
105
Approximate: sqrt(255.95) / 3.99 * 5.05.
Answer:
20
Approximate to sqrt(256) / 4 * 5. Evaluate: 16 / 4 * 5 = 4 * 5 = 20.
106
Find the approximate value: 499.98 / 24.95 + 15.01 * 3.99.
Answer:
80
Approximate to 500 / 25 + 15 * 4. Follow BODMAS: 20 + 60 = 80.
107
What approximate value should come in place of the question mark: 59.98% of 250.05 - 24.99% of 119.98 = ?
Answer:
120
Approximate to 60% of 250 - 25% of 120. Percentages: 150 - 30 = 120.
108
Approximate the value of: sqrt(1023.95) * 5.01 + 10.05.
Answer:
170
Approximate to sqrt(1024) * 5 + 10. Square root of 1024 is 32. Evaluate: 32 * 5 + 10 = 160 + 10 = 170.
109
Find the approximate value: 12.01^2 - 14.99 * 4.01.
Answer:
84
Approximate to 12^2 - 15 * 4. Evaluate: 144 - 60 = 84.
110
What approximate value should come in place of x: 39.99% of 400.02 + 19.98 = x.
Answer:
180
Approximate to 40% of 400 + 20. Percentage: (40/100)*400 = 160. Addition: 160 + 20 = 180.