Question
What is the purpose of a subnet mask in IP
addressing?Solution
To identify the network portion of an IP address
A bag contains 20 rupees note, 50 rupees note and 100 rupees note in the ratio 5:7:2. If the total amount in the bag is Rs 2,600, find the average numbe...
Fifteen movie theatres average 600 customers per theatre per day. If six of the theatres close down but the total theatre attendance stays the same, the...
- The average of three numbers is 60. When three more numbers are included, the average increases by 6. Find the average of the numbers included.
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...
A cricketer scored an average of 65 runs per match in the first 20 matches. In his next 10 matches, he scored runs with an average of ‘x’ runs per m...
The average of a set of 's' numbers is 50. If 120 is added to the set, then the average of the set becomes 50.4. Find the value of '4 X (s - 20)'.
- A student scores an average of 55 marks in the first 4 exams. To get an average of 70 marks over 8 exams, what should be his average score in the remaining...
A marked an article 60% above the cost price and sold it for Rs. 450 after giving a discount of 10%. Find the percentage profit earned by him if he sell...
The average of a set of 's' numbers is 35. If 90 is added to the set, then the average of the set becomes 35.5. Find the value of '4 X (s - 15)'.
The average age of a group of 20 students is 30 years. Two persons of age 40 years and 35 years, left the group and 2 persons of age 50 years and 65 yea...
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