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The correct answer is C
Average run scored by a batsman in first ‘x’ matches is 44. In next 8 matches he scored runs with an average of 80 so that his overal...
The average score obtained by 29 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 ...
Anil bought 27 notebooks for Rs.1280 from shop A and 20 notebooks for Rs.1211 from shop B. What is the average price he paid per book?
‘N’ is the number of employees in an IT company ‘ABC’. The average age of employees working in the company is 45 years. What wil...
Find the mean of the following observations:
45, 54, 42, 56, 46, 48, 52, 50, 57, 43
The average age of a class of 20 girls is 16 years. If 4 new girls having average age of 10 years join the class, then the average age of the class beco...
The average of the first six numbers is four times the average of the next three numbers. If the average of all nine numbers is 24, then find the sum of...
Average run scored by a batsman in first ‘x’ matches is 42. In next 13 matches he scored runs with an average of 62 so that his overall average incr...
The average age of A and B is 22 years. If A is to be replaced by C, the average would be 21 years. The average age of C and A is 23 years. Find the age...
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?
