Question
9 years ago, the average age of a family of six persons
was 60 years. In between these 9 years the family adopted a girl. Now at present the average age of the family is same as it was 9 years ago. Find the present age of the girl. TYPE 35Solution
Sum of the present age of the family excluding girl = 6 x (60 + 9) = 414 years Sum of the present age of the family including girl = 7 x 60 = 420 years Present age of the girl = 420 – 414 = 6 years
What is the primary purpose of a firewall in network security?
What is the name of the viruses that fool a user into downloading and/or executing them by pretending to be useful applications?
When was USSD launched in India?
Which of the following is not an input device?
---- Is the Virus that overwrites the files or a few parts being replaced?
Which command is used to remove a directory in UNIX?
Which type of software is designed to help users perform specific tasks?
How many languages are supported in LibreOffice 0.3?
Which command provides a bilingual environment?
Which of the following are possible signs of a malware infection?
