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This command is used to go to the parent directory in the file system. The ".." represents the parent directory, allowing the user to navigate up one level in the directory structure.
A spent 30% and 26% of his monthly salary on food and rent, respectively. Of the remaining amount, he gave 20% and 40% to his mother and brother, respec...
In an election two candidates participates. 20% voters did not vote. 25% votes declared invalid and the winner get 80 % of the valid votes. If he win by...
In a college election a candidate who got 40% of the total votes polled was defeated by 126 votes. Assuming that there were only two candidates in the e...
A man spends 25% of his monthly salary on Rent and 32% on Groceries. He invest remaining monthly salary in the ratio of 11: 5 in Mutual Funds and Fixed ...
A company has a certain number of employees. Initially, 60% of the employees were assigned to the research department, 20% to the marketing department, ...
A man donated 9%, 20% and 22% of his income to three NGOs ‘A’, ‘B’ and ‘C’, respectively. They spent 75%, 80% and 50% of respective sums rec...
In a bio gas plant the population of yeast bacteria increases at a rate of 19% per annum but there is an additional annual increase of 1% in population ...
Rajesh spent 46% of his monthly income on food and 54% of the remaining of study. If total monthly savings (after spending on food and study) of Rajesh ...
A product was initially priced at 200. During a sale, the price was first decreased by 20%. Later, due to high demand, the sale price was further increa...
Mr Rajesh buys a toy for Rs 27.50 and sells it for Rs 28.60 Find the gain percentage