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India's first speaking movie is "Alam Ara," released in 1931. Directed by Ardeshir Irani, it was the first Indian sound film that marked the beginning of the talkie era in Indian cinema.
The number 8192 is which term in the following geometric sequence 2, 8, 32, 128, . . . . . . .
The mean of the sample data = 60 and median = 48. Find the mode of this distribution.
A total of Rs. 558 was distributed among P, Q, R, S, T, and U. The amounts they received were in descending order and formed an arithmetic progression. ...
Find the sum of 12th terms of a geometric progression whose 1st term is 8 and common ratio is 2.
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...
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
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...
The 11th term of an AP is 80 less than the first term. If the second term is 88, find the third term.
The mean of a distribution is 25 and the standard deviation is 5. What is the value of coefficient variation?
If the sum of n numbers in the GP 3, 6, 12, ... is 765 then n is?
