Govt Exams
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Topics in Quantitative Aptitude
A reduction of 15% in the price of sugar enables a customer to buy 3 kg more for ₹510. What was the original price of sugar per kg?
Correct Answer:
A. ₹30
EXPLANATION
Let original price = x. After 15% reduction, price = 0.85x. 510/0.85x - 510/x = 3. Solving: x = ₹30
A discount of 40% on an article equals ₹480. What is the marked price?
Correct Answer:
C. ₹1200
EXPLANATION
40% of MP = 480. MP = 480/0.4 = 1200.
A vendor buys mangoes at ₹15 each and sells at ₹20 each. If he sells 100 mangoes, what is his total profit?
Correct Answer:
B. ₹500
EXPLANATION
Profit per mango = 5. Total profit = 5 × 100 = 500.
In 2024, a company's revenue was ₹1 crore. In 2025, it increased by 35%. What is the 2025 revenue?
Correct Answer:
B. ₹1.35 crore
EXPLANATION
2025 revenue = 1 crore × 1.35 = 1.35 crore.
A shopkeeper bought goods for ₹5000 and marked them 50% above cost. He gave two successive discounts of 10% and 5%. What is his profit percentage?
Correct Answer:
B. 26.75%
EXPLANATION
CP = 5000, MP = 7500. After 10% discount: 6750. After 5% discount: 6412.5. Profit% = (1412.5/5000) × 100 = 28.25%. Let me recalculate: 7500 × 0.9 × 0.95 = 6412.5. Profit = 1412.5. Profit% = 28.25%. Closest is 28.75% or recalculate: (6412.5-5000)/5000 = 28.25%.
A property depreciates by 5% annually. If its current value is ₹5,00,000, what will be its value after 2 years?
Correct Answer:
B. ₹4,51,250
EXPLANATION
Value = 500,000 × (0.95)² = 500,000 × 0.9025 = 451,250.
An article is sold for ₹1100 at a profit of 10%. What was the cost price?
Correct Answer:
A. ₹1000
EXPLANATION
CP × 1.1 = 1100, so CP = 1000.
A store reduces prices by 30% during a sale. If an item was ₹500, what is the sale price?
Correct Answer:
A. ₹350
EXPLANATION
Sale price = 500 × 0.7 = 350.
If an item's value appreciates by 8% annually, what will be its value after 2 years if current value is ₹10,000?
Correct Answer:
A. ₹11,664
EXPLANATION
Value = 10,000 × (1.08)² = 10,000 × 1.1664 = 11,664.
A man bought a watch for ₹1200 and sold it at a loss of 15%. What is the selling price?
Correct Answer:
D. ₹1020
EXPLANATION
SP = 1200 × 0.85 = 1020.