GJ Police PC · Quantitative Aptitude
Percentage conversion and applied percentage-change problems.
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Q1 · Percentage · EASY
A constable spends 25% of his monthly salary on rent, 15% on food, and 10% on transportation. If his monthly salary is Rs. 24,000, how much money does he save?
Q2 · Percentage · MEDIUM
In a police recruitment exam, 60% of the candidates were male and 40% were female. If 30% of the males and 50% of the females passed the exam, what percentage of the total candidates passed?
Q3 · Percentage · MEDIUM
The population of a city increased by 20% in the first year and decreased by 10% in the second year. What is the overall percentage change in population over the two years?
Q4 · Percentage · HARD
A shopkeeper marks his goods 40% above the cost price. He then gives a discount of 15% on the marked price and still makes a profit of Rs. 357 on an item. What is the cost price of the item?
Q5 · Percentage · EASY
A student secured 68% marks in an examination. If the total marks of the examination were 750, how many marks did the student obtain?