Percentage and applications.
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Q1 · Percentage · EASY
A student scored 432 marks out of 600 in an examination. What percentage of marks did the student obtain?
Q2 · Percentage · MEDIUM
If the price of petrol increases by 25%, by what percentage should a person reduce his consumption so that his expenditure on petrol remains the same?
Q3 · Percentage · EASY
In a school, 40% of the students are girls. If the number of boys is 720, what is the total number of students in the school?
Q4 · Percentage · MEDIUM
The population of a village is 25000. If it increases by 4% in the first year and decreases by 5% in the second year, what will be the population at the end of two years?
Q5 · Percentage · HARD
A candidate scored 35% marks in an examination and failed by 30 marks. Another candidate scored 55% marks and got 50 marks more than the passing marks. What is the maximum marks of the examination?