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The correct answer is D
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...
Akshay bought 25 notebooks for Rs.1260 from shop A and 13 notebooks for Rs.1210 from shop B. What is the average price he paid per book?
What is the average of odd numbers greater than 10 but less than 30?
Rajat aims to save an average of Rs. 750 per month over the course of a year. For the first 8 months, his monthly income was Rs. 3,000, and he spent 80%...
Ram scored an average of 5 goals per match in his first four games. However, he didn't score any goals in the following three matches. How many goals do...
Average run scored by a batsman in 18 innings is 60. In next 6 innings, he scored runs with an average of ‘x’ so that his overall average increases ...
The average age of each of the 20 employees in an IT company is 20 years. When you include the age of the Team leader, the company's average age becomes...
There are 15 numbers such that average of first 12 numbers is 25 while the average of last five numbers is 44. Find the 12th number, if the ratio betwee...
Average of 15 observations calculated by a student was 70 but when he again went through his observations he realised that he took value of three observ...
