Question
A batch of 480 students consists of 50% male students.
Among them, 60% of boys and 70% of girls like science. Calculate the number of students who do not like science.Solution
ATQ,
Total number of boys = 480 × 0.5 = 240
Total number of girls = 480 - 240 = 240
Number of boys who do not like science = 240 × 0.4 = 96
Number of girls who do not like science = 240 × 0.3 = 72
Total number of students who do not like science = 96 + 72 = 168
In the context of databases, what does SQL stand for?
What is the primary purpose of a firewall in network security?
Which bank launched a USSD application for its users?
What is the shortcut key for copying selected text in most software applications?
Into how many parts is the MAC address divided?
Which of the following is a strong password practice?
Which malware does not require host to spread
Drum, laser, and chain are examples of what?
 In the context of computer security, what does 'phishing' refer to?
What type of system is supported by Linux?
Relevant for Exams:
