Question
The arithmetic mean and geometric mean of two numbers are 7 and 2√10 respectively, then find the numbers.
More Arithmetic Progression Questions
- 21 is divided into three parts which are in arithmetic progression (A.P.) in such a way that the sum of their square is 179. Find the smallest part.
- If p:q = 5:7 and p + q = 408, then find the value of (q - p).
- The sum of the first 10 terms of an arithmetic sequence is 60 and the 10th term is 5. What is the first term of the sequence?
- 15 is divided in three parts which are in arithmetic progression (A.P.) in such a way that the sum of their square is 83. Find the smallest part?
- The test scores of 10 students out of a maximum of 50 are recorded as 40, 38, 42, 35, 40, 42, 36, 40, 37, and 42. Find the sum of the modes of this set of ...
- The marks obtained by 15 students out of a maximum of 25 in a test are given as 13, 11, 16, 15, 18, 12, 13, 14, 10, 22, 21, 20, 17, and 24. Find the sum of...
- What is the sum of the first 14 terms of an arithmetic progression if the first term is -21 and last term is 40?
- A shopkeeper sells a product for ₹720 at a profit of 20%. What was the cost price of the product?
- Find the third proportion of 16 and 24.
- The mode and the mean of grouped data are 25 and 29.5 respectively. Find the median, correct to two places of decimal, using empirical relation.
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