Correct sequence is ‘QPR’
A 16-liter salt solution contains 6% salt. If 4 liters of water are evaporated by boiling the solution, what is the new percentage of salt in the remain...
A labour works 40 hr per week and he earn Rs. 6400 as wages. If his per hour wages increase by 50% and duration of work reduced by 37.5%. find the %...
If the price of a commodity increases by 15%, by what percentage should its consumption be reduced so that the total expenditure remains unchanged?
Bella scored 20% marks in a test and failed by 75 marks, whereas Tara scored 40% marks in the same test and failed by 25 marks. Find the passing marks o...
The marks scored by a boy in three subjects are in the ratio 2 : 3 : 5. Boy scored an overall aggregate of 60% in the exam. If the maximum marks in each...
Monthly savings of ‘A’ is Rs. 1600 more than his monthly expenditure and his total monthly income is Rs. 4800. If his monthly income is increased by...
A school's enrollment of students increased by 10% in 2015, another 20% in 2016, and then decreased by 30% in 2017. If the percentage of students receiv...
The population of town at present is 5000. If males are increased by 6% and females are increased by 14%. Then population will become 5540 after I year....
The population of the town is 270,000 4/9th of them are males and the rest are females. 50% males and 40% females are married. Find the unmarried popula...
Anita has some money left after spending 20%, 10% and 30% of monthly salary on rent, electricity and shopping respectively. The remaining money with Ani...
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