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
Calculate the compound interest on ₹17200 at 9% p.a. for 3 years (compounded annually).
Answer:
₹5074.5
Step-by-step solution: 1. Compound amount = Principal * (1 + rate/100)^time. 2. Amount = 17200 * (1 + 9/100)^3. 3. Compound interest = Amount - Principal = ₹5074.5.
52
Calculate the compound interest on ₹12800 at 12% p.a. for 4 years (compounded annually).
Answer:
₹7341.05
Step-by-step solution: 1. Compound amount = Principal * (1 + rate/100)^time. 2. Amount = 12800 * (1 + 12/100)^4. 3. Compound interest = Amount - Principal = ₹7341.05.
53
Calculate the simple interest on ₹13800 at 12% p.a. for 5 years.
Answer:
₹8280.0
Step-by-step solution: 1. Simple interest = (Principal * Rate * Time) / 100. 2. Substitute values: (13800 * 12 * 5) / 100. 3. Simple interest = ₹8280.0.
54
Calculate the simple interest on ₹19400 at 10% p.a. for 5 years.
Answer:
₹9700.0
Step-by-step solution: 1. Simple interest = (Principal * Rate * Time) / 100. 2. Substitute values: (19400 * 10 * 5) / 100. 3. Simple interest = ₹9700.0.
55
Calculate the simple interest on ₹7000 at 8% p.a. for 5 years.
Answer:
₹2800.0
Step-by-step solution: 1. Simple interest = (Principal * Rate * Time) / 100. 2. Substitute values: (7000 * 8 * 5) / 100. 3. Simple interest = ₹2800.0.
56
Calculate the compound interest on ₹9200 at 9% p.a. for 4 years (compounded annually).
Answer:
₹3786.55
Step-by-step solution: 1. Compound amount = Principal * (1 + rate/100)^time. 2. Amount = 9200 * (1 + 9/100)^4. 3. Compound interest = Amount - Principal = ₹3786.55.
57
Calculate the simple interest on ₹14200 at 9% p.a. for 3 years.
Answer:
₹3834.0
Step-by-step solution: 1. Simple interest = (Principal * Rate * Time) / 100. 2. Substitute values: (14200 * 9 * 3) / 100. 3. Simple interest = ₹3834.0.
58
Calculate the compound interest on ₹19600 at 11% p.a. for 5 years (compounded annually).
Answer:
₹13427.14
Step-by-step solution: 1. Compound amount = Principal * (1 + rate/100)^time. 2. Amount = 19600 * (1 + 11/100)^5. 3. Compound interest = Amount - Principal = ₹13427.14.
59
Calculate the compound interest on ₹20000 at 8% p.a. for 3 years (compounded annually).
Answer:
₹5194.24
Step-by-step solution: 1. Compound amount = Principal * (1 + rate/100)^time. 2. Amount = 20000 * (1 + 8/100)^3. 3. Compound interest = Amount - Principal = ₹5194.24.
60
Calculate the simple interest on ₹18200 at 9% p.a. for 4 years.
Answer:
₹6552.0
Step-by-step solution: 1. Simple interest = (Principal * Rate * Time) / 100. 2. Substitute values: (18200 * 9 * 4) / 100. 3. Simple interest = ₹6552.0.