Question
In 1845, which German chemist published a method for
the synthesis of acetic acid, a natural product containing two carbon atoms?Solution
The correct answer is D
Out of the total population in a village 25% casted invalid votes and the winning candidate A received 14(2/7)% more votes than the losing candidate B....
If the student scores 30% marks, then he is failed by 210 marks. But if he scores 55% marks then he is passed by 240 marks. Find the passing percentage....
In a test, P got 20% of total marks and failed by 50 marks while Q got 40% of total marks which is 25 more than passing marks. Find the total marks of t...
A quantity is first increased by 60% and then decreased by 25%. Calculate the overall percentage increase or decrease.
In an election between two candidates, winner got 30% of total valid votes. If total number of votes cast were 1500 out of which 6% were invalid, then f...
A and B are two numbers. Their average is 220, and the sum of A and B is 150% of A. What percentage of A is the difference between A and B?
The marks obtained by A is 25% more than B, and the marks obtained by C is 155 more than the difference of the marks obtained by A and B. If C obtained ...
A bag contains 350 coins of 25p denomination and 700 coins of 50p denominations. If 16% of 25p coins and 32% of 50p coins are removed, the percentage of...
A person 'P' allocates 25% of his monthly salary towards rent. Out of the remaining salary, he spends 40% on food and clothing, saving the rest. His tot...
In a recent survey in a city, 60% houses contained two or more persons and rest have only 1 person. Of those houses having only one person, 45% were ha...
