The logic followed here is as follows: Second number = (first digit of first number) + (second digit of first number)². For '75: 32': = 7 + (5)² = 7 + 25 = 32 Similarly, for '39: ?': = 3 + (9)² = 3 + 81 = 84 So, '84' will come in place of question mark.
The median of the following data will be ___
32,25,33,27,35,29,14,26 and 30.
The mean of 10 observations is 8. One more observation is added, and the new mean becomes 9. What is the value of the 11th observation?
If A and B are two sets such that the number of elements in A is 20, a number of elements in B is 18 and the number of elements in both A and B is 10, f...
Amish invested 2500 Rupees in each of these schemes, offering simple interest of 12% per annum. 16% P.A. and 15% PA. respectively. Find the total intere...
At a certain time in a park, the number of heads and the number of legs of monkeys and human visitors were counted, and it was found that there were 54 ...
12, 27, 44, 68, 94
The fourth term of an arithmetic progression is 6. Then the sum of first seven terms is:
‘479385A267’ is ten-digit number which is divisible by 9, what is the value of ‘A’?
what is the mean of given numbers 25, 15, 12, 23, 15,
The mode of the sample data = is 24 and the median = 80. Find the mean of this distribution
