Question
What is the average of first 32 multiples of
3.2?Solution
First term = 3.2 x 1 = 3.2 Last term = 3.2 x 32 = 102.4 Required average = (3.2 + 102.4)/2 = 52.8
‘479385A267’ is ten-digit number which is divisible by 9, what is the value of ‘A’?
The sum to n terms of the series 1 + 1 + 3 + 1 + 3 + 5 + 1 + 3 + 5 + 7 …………………… is
In an arithmetic progression, the 4th term is 23 and the 9th term is 48. What is the sum of the first 20 terms?
Find the sum of 12th terms of a geometric progression whose 1st term is 8 and common ratio is 2.
What is the mode of the given data?
5, 7, 9, 7, 3, 7, 5, 7, 8, 6, 7
In an AP, S₅ = 75 and S₇ = 119, where S_n is sum of first n terms. Find the 10th term.
The median of the following data will be ___
32,25,33,27,35,29,14,26 and 30.
If p = q + 2, where q is the product of six consecutive positive integers, then which of the following is/are true? Â
a. p is a perfect cube
Matthew sells Chocolates in the packs of 6 chocolates, 12 chocolates, 18 chocolates and 24 chocolates etc, but the rate is necessarily uniform. One day ...
Between 3 and 96, three numbers are inserted to form a GP. Find the second inserted term.
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