Question
The average cost of three chairs is Rs.12000. The
average cost decrease by 18% when one more chair is included. What is the cost price of the 4th chair?Solution
Total cost of three chairs = 12000 × 3 = Rs. 36000 Average cost of all the four chairs = 12000 × (82/100) = Rs. 9840 Total cost of all the four chairs = 9840 × 4 = Rs. 39360 Cost of the 3rd chair = 39360 - 36000 = Rs. 3360
What kind of server converts IP addresses to domain names?
Which of the following is an Electrical pathway to transfer data among different parts of the computer?
Which one is the most suitable reason to use Macro in MS Office (Word, Excel, PPT, etc) ?
A computer network which is used within a building is called a:
What is the purpose of encryption in computer security?
Which of the following storage media is considered non-volatile?
In  EBCDIC , Which type of computers uses the 8-bit code ?
What does CD-R stand for in the context of telecommunications?
Which memory type is generally used as a buffer between the CPU and main memory to improve performance?
____________ deletes all the files that it infects.