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Sum of ages of A, B and C = 25 × 3 = 75 years Sum of ages of B, A and D = 23 × 3 = 69 years So, C – D = 75 – 69 = 6 years Let the age of C and D be 5x and 3x years, respectively. 5x – 3x = 6 2x = 6 x = 3 So, age of D = 3x = 9 years.
Which of the following is used to convert digital signals to analog signals?
Which of the following is not a type of broadband internet connection?
What is the range of IP addresses for Class B networks?
What is the format of IP address?
What is the function of a switch in a computer network?
What is the role of a CDN (Content Delivery Network) in web development?
Which layer of the OSI model is used for providing a means for two applications to communicate with each other?
Which of the following is not a/an web browser?
Which of the following hardware can provide Firewall security
Which layer of the OSI model is used for establishing, maintaining, and terminating sessions between two devices?