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Device Driver Program , software program that enables interaction with hardware devices like printers, scanners etc. They communicate via hardware subsystem or system bus.
In an election between two candidates, winner got 40% of total valid votes. If total number of votes cast were 1000 out of which 6% were invalid, then f...
A and B have monthly incomes in the ratio of 6:5, respectively. Both save the same amount each month. A's monthly expenses are five times B's monthly sa...
The price of a laptop undergoes two consecutive changes over two months. In the first month, its price decreases by 10%, followed by an increase of 20% ...
A company allowed 9% commission on the total sales made by salesman and a bonus of 1% on the sales over Rs. 20000. If the salesman deposited Rs. 63200 i...
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 ...
There are 100 students in a particular class. 60% students play cricket, 25 % play football and 15% play both the games. What is the number of students ...
Rahul saves Rs. 6800 more if he spends 70% of his income instead of 90%. Find the savings of Sumit whose income is 25% more than that of Rahul, and spen...
If 40% of 70 is x% more than 30% of 80, then find 'x'.
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...
Two numbers are less than a third number by 20% and 24% respectively. Find the percent by which the second number is less than the first.