Question
The ratio of age of βBβ after 3 years from now and
age of βCβ 6 years ago from now is 7:4, respectively. The present age of βCβ is 30% of the present age of βAβ. If present age of βAβ is 60 years then find the present age of βBβ.Solution
Present age of βCβ = 0.3 Γ 60 = 18 years 6 years ago from now, age of βCβ = 18 β 6 = 12 years 3 years hence from now, age of βBβ = 12 Γ (7/4) = 21 years Present age of βBβ = 21 β 3 = 18 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?