Question
What is the fundamental role of the Domain Name System
(DNS) in computer networks?Solution
To translate human-readable domain names into machine-readable IP addresses.
A class of 30 students appeared in a test. The average score of 12 students is 80, and that of the rest is 75. What is the average score of the class?
The average of 10 observations is 60. It was realized later that an observation was misread as 39 in place of 93. The correct average is:
A set contains ten numbers. The average of the first six numbers is (x − 4), and the average of the last three numbers is (x + 2). The average of the...
Average number of pages in 54 books is 240. Two more books with pages (b + 20) and (b - 8) are added, and the average becomes 242. Find (b - 100).
Average score of 48 players is 110. Two new players with scores (x + 14) and (x - 10) join, the new average becomes 112. Find (x - 60).
Average of five consecutive numbers is 84. Find the sum of smallest and largest number.
In a class of 40 students, the average weight of the boys is 48 kg, and the average weight of the girls is 56 kg. If the overall average weight of the c...
- The average age of a group of employees is 45 years. When a new employee aged 60 joins, the average increases by 1 year. Find the total age of the group be...
- The average of two numbers ‘U’ and ‘V’ is 420 such that they are in the ratio 4:2 respectively. Another number ‘W’ is 180 more than ‘V’ and...
The average run rate of a cricket team during the first 20 over’s is 4.5. What should be the asking rate per over for the next 30 over’s. if it has...
