Question
What defines the interaction between a computer and its
user, enabling them to execute tasks?Solution
The user interface (UI) allows interaction between the user and the system, making it easy to input commands and receive output.
- Rs. 4200 was distributed among 'P', 'Q', 'R' and 'S' in the ratio 2:5:4:3 respectively. Later, 'Q' gave an amount equal to 80% of the average amount receiv...
There are 30 employees in a company, out of which 50% are officers and the rest are workers. The average salary of each employee in the company is Rs. 2...
Average weight of 13 nurses is 40 kg. If the weight of one more nurse is included, then average weight is increased by 2 kg. Find the weight of the newl...
The average score obtained by 23 students in a class test is 68 marks. The top place was shared by 3 people who got the same score. If the lowest score ...
Average of 10 observations calculated by a student was 60 but when he again went through his observations he realised that he took value of three observ...
The total number of students in class A and B is 72. The number of students in A is 40% more than that in B. The average marks of students in B are 50% ...
The average of 9 numbers is 27. One number 45 is replaced by 33. Find the new average.
Average marks scored by each boy in a class were 75, whereas that by each girl were 85. If the number of boys is 50% more than the number of girls, then...
The average salary of a group of 12 employees is Rs. 60,000. When one employee departs, the average salary of the remaining 11 employees drops by Rs. 2,...
The average weight of a class of 25 student is 60 KG. If X is student joined the class, than the average weight of whole class increases by (2X – 7)...
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