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The correct answer is C
In an A.P a9 = 40, then find sum of first 17 terms of that A.P.
The first odd number is 1, second is 3, third is 5 and fourth is 7 and so on, then find the 188th odd number?
What is the sum of the first 14 terms of an arithmetic progression if the first term is -21 and last term is 40?
Find the mode of the data: 2, 2, 3, 5, 15, 15, 15, 20, 21, 23, 25, 15, 23, 25.
If P represents the largest single-digit prime number, determine the fourth proportional to the numbers (P + 3), (P - 2), and (P + 5).
If p:q = 5:7 and p + q = 408, then find the value of (q - p).
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?
If p = q + 2, where q is the product of six consecutive positive integers, then which of the following is/are true?
a. p is a perfect cube
Find the variance of the following data points:
6, 7, 5, 9, 11, 14
