Question
An optical device Y has a positive focal length. Y
is:Solution
The correct answer is B
If the price of tea increases by 50%, what percent should the consumption be cut down to keep the spending constant?Answer should be rounded off to the ...
A man spent 20% of his income in May. If his savings is increased by 20% in June and becomes Rs. 11520, then find the income of man in May.
A spent 40% and 25% of his monthly salary on food and rent, respectively. Of the remaining amount, he gave 22% and 44% to his mother and brother, respec...
In an election between two contestants 'Rahul' and 'Sohan', 'Rahul' secured 62% of the total votes and defeated 'Sohan' by 7,440 votes. How many votes d...
A man spent 55% of his income in May. If his savings is increased by 30% in June and becomes Rs. 5850, then find the income of man in May.
In an examination, Aman secured 40% more marks than Bittu, while Bittu scoredÂ
The total income of 'P' and 'Q' is Rs. 2,00,000. 'P' spends 55% of his income, while 'Q' spends 80% of her income, such that the savings of 'Q' are Rs. ...
- A value is increased by 10% and then further increased by 15%. Determine the overall percentage increase.
The marks scored by a boy in three subjects are in the ratio 3 : 5 : 7. Boy scored an overall aggregate of 70% in the exam. If the maximum marks in each...
- A number is first increased by 20% and then decreased by 20%. The overall change in number is:
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