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Cell wall of bacteria and plants is made up of cellulose.
The number 8192 is which term in the following geometric sequence 2, 8, 32, 128, . . . . . . .
If the standard deviation of a population is 5.5, what would be the population variance?
The 11th term of an AP is 80 less than the first term. If the second term is 88, find the third term.
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
3600, 600, 120, 30, 10, ?
The mean of the sample data = 60 and median = 48. Find the mode of this distribution.
The sum to n terms of the series 1 + 1 + 3 + 1 + 3 + 5 + 1 + 3 + 5 + 7 …………………… is
The data given below shows the marks obtained by 12 different students in an exam.
Marks obtained: 18, 22, 25, 28, 35, 39, 47, 50, 50, 64, 65, 85...
Pipe ‘A’ and pipe ‘B’ can fill a cistern in 20 minutes and 15 minutes respectively. Pipe ‘C’ alone can empty the cistern in 12 minutes. If a...
