Practice the most important Maths MCQ Questions and Answers for academic and competitive examinations.
These Maths MCQs cover important topics such as Percentage, Profit and Loss, Ratio and Proportion, Average, Time and Work, Simple Interest, Number System, Algebra and Arithmetic. The questions are frequently asked in academic and competitive exams and help improve problem-solving speed and accuracy.
Attempt all questions and check the explanations to strengthen your quantitative aptitude preparation.
Q1. What is 25% of 200?
Explanation:
25% of 200 = (25 × 200)/100 = 50.
25% of 200 = (25 × 200)/100 = 50.
Q2. What is the HCF of 24 and 36?
Explanation:
The highest common factor of 24 and 36 is 12.
The highest common factor of 24 and 36 is 12.
Q3. The average of 10, 20 and 30 is:
Explanation:
Average = (10 + 20 + 30)/3 = 20.
Average = (10 + 20 + 30)/3 = 20.
Q4. If the cost price of an article is ₹500 and the selling price is ₹600, the profit percentage is:
Explanation:
Profit = 600 − 500 = 100. Profit % = (100/500) × 100 = 20%.
Profit = 600 − 500 = 100. Profit % = (100/500) × 100 = 20%.
Q5. What is the square root of 144?
Explanation:
12 × 12 = 144.
12 × 12 = 144.
Q6. What is 15 × 8?
Explanation:
15 × 8 = 120.
15 × 8 = 120.
Q7. A train travels 120 km in 2 hours. Its speed is:
Explanation:
Speed = Distance ÷ Time = 120 ÷ 2 = 60 km/h.
Speed = Distance ÷ Time = 120 ÷ 2 = 60 km/h.
Q8. What is the value of 7²?
Explanation:
7² = 7 × 7 = 49.
7² = 7 × 7 = 49.
Q9. If 5 workers complete a job in 12 days, how many days will 10 workers take?
Explanation:
Workers and days are inversely proportional. (5 × 12) ÷ 10 = 6 days.
Workers and days are inversely proportional. (5 × 12) ÷ 10 = 6 days.
Q10. What is the simple interest on ₹1000 at 10% per annum for 2 years?
Explanation:
SI = (P × R × T)/100 = (1000 × 10 × 2)/100 = ₹200.
SI = (P × R × T)/100 = (1000 × 10 × 2)/100 = ₹200.