Govt. Exams
Entrance Exams
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Topics in Placement Papers
A shopkeeper buys an item for Rs. 800 and sells it at a profit of 20%. What is the selling price?
Correct Answer:
B. Rs. 960
EXPLANATION
Selling Price = Cost Price + Profit = 800 + (20% of 800) = 800 + 160 = 960
If 15% of x is 45, what is 25% of x?
Correct Answer:
B. 75
EXPLANATION
15% of x = 45, so x = 45/0.15 = 300. Then 25% of 300 = 0.25 × 300 = 75
A train travels 120 km in 2 hours and then 180 km in 3 hours. What is the average speed of the train for the entire journey?
Correct Answer:
B. 60 km/h
EXPLANATION
Total distance = 120 + 180 = 300 km. Total time = 2 + 3 = 5 hours. Average speed = 300/5 = 60 km/h