HSSC CET · Quantitative Ability
Percentage and applications.
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Q1 · Percentage · EASY
In a school, 60% of the students are boys. If there are 320 boys in the school, what is the total number of students in the school?
Q2 · Percentage · MEDIUM
A man spends 75% of his income. If his income increases by 20% and his expenditure increases by 10%, by what percentage does his savings increase?
Q3 · Percentage · MEDIUM
The population of a town is 50,000. If the population increases by 10% in the first year and decreases by 20% in the second year, what is the population at the end of the second year?
Q4 · Percentage · HARD
In an election between two candidates, one candidate got 55% of the total valid votes. If 20% of the votes were declared invalid and the total number of votes was 7,500, find the number of valid votes polled in favour of the winning candidate.
Q5 · Percentage · MEDIUM
A shopkeeper marks his goods 40% above the cost price and allows a discount of 20%. What is his profit percentage?