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
31
Calculate the simple interest on ₹5000 at 8% p.a. for 3 years.
Answer:
₹1200.0
Step-by-step solution: 1. Simple interest = (Principal * Rate * Time) / 100. 2. Substitute values: (5000 * 8 * 3) / 100. 3. Simple interest = ₹1200.0.
32
Calculate the simple interest on ₹17400 at 10% p.a. for 3 years.
Answer:
₹5220.0
Step-by-step solution: 1. Simple interest = (Principal * Rate * Time) / 100. 2. Substitute values: (17400 * 10 * 3) / 100. 3. Simple interest = ₹5220.0.
33
Calculate the compound interest on ₹12000 at 8% p.a. for 4 years (compounded annually).
Answer:
₹4325.87
Step-by-step solution: 1. Compound amount = Principal * (1 + rate/100)^time. 2. Amount = 12000 * (1 + 8/100)^4. 3. Compound interest = Amount - Principal = ₹4325.87.
34
Calculate the compound interest on ₹7600 at 11% p.a. for 5 years (compounded annually).
Answer:
₹5206.44
Step-by-step solution: 1. Compound amount = Principal * (1 + rate/100)^time. 2. Amount = 7600 * (1 + 11/100)^5. 3. Compound interest = Amount - Principal = ₹5206.44.
35
Calculate the simple interest on ₹6200 at 9% p.a. for 4 years.
Answer:
₹2232.0
Step-by-step solution: 1. Simple interest = (Principal * Rate * Time) / 100. 2. Substitute values: (6200 * 9 * 4) / 100. 3. Simple interest = ₹2232.0.
36
Calculate the simple interest on ₹23400 at 10% p.a. for 3 years.
Answer:
₹7020.0
Step-by-step solution: 1. Simple interest = (Principal * Rate * Time) / 100. 2. Substitute values: (23400 * 10 * 3) / 100. 3. Simple interest = ₹7020.0.
37
Calculate the simple interest on ₹9800 at 12% p.a. for 4 years.
Answer:
₹4704.0
Step-by-step solution: 1. Simple interest = (Principal * Rate * Time) / 100. 2. Substitute values: (9800 * 12 * 4) / 100. 3. Simple interest = ₹4704.0.
38
Calculate the simple interest on ₹8200 at 9% p.a. for 3 years.
Answer:
₹2214.0
Step-by-step solution: 1. Simple interest = (Principal * Rate * Time) / 100. 2. Substitute values: (8200 * 9 * 3) / 100. 3. Simple interest = ₹2214.0.
39
Calculate the simple interest on ₹15400 at 10% p.a. for 4 years.
Answer:
₹6160.0
Step-by-step solution: 1. Simple interest = (Principal * Rate * Time) / 100. 2. Substitute values: (15400 * 10 * 4) / 100. 3. Simple interest = ₹6160.0.
40
Calculate the simple interest on ₹20600 at 11% p.a. for 3 years.
Answer:
₹6798.0
Step-by-step solution: 1. Simple interest = (Principal * Rate * Time) / 100. 2. Substitute values: (20600 * 11 * 3) / 100. 3. Simple interest = ₹6798.0.