Question
While studying about computer, we may came to know about
the term QDR. Expand QDR?Solution
The correct answer is A
- The average of 9 scores is 45. If two new scores are added and their average is 'x', the overall average becomes 20% more than the previous average. Find t...
The average of 9 numbers is 100. The average of the first 4 numbers is 65 and the average of the last 4 numbers is 40. What is the 5th number?
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 total number of students in class X and Y is 72. The number of students in X is 40% more than that in Y. The average marks of students in Y are 50% ...
The average of 25, 46, and ‘y’ is 28. What is the value of ‘y’?
Average age of company A is 23 years and average age of both companies A and B is 15 years. If the ratio of number of employees in company A and B is 3:...
The average age of 18 children and their teacher's age are 15 years. If the teacher's age is excluded, the average reduces by 2. What is the teacher's age?
The average value of the property of Ravi, Sanjay, and Deepak is Rs. 75 lacs. The value of the property of Ravi is Rs. 20 lacs less than the value of th...
The average of a series of 30 numbers is 70. The difference between the largest number and the smallest number is 140. If the largest and the smallest n...
A player scored an average of 58 runs per match in the first 30 matches. In his next 10 matches, he scored runs with an average of ‘x’ runs per matc...
Relevant for Exams:
