In the following question, a matrix of certain characters is given.These characters follow a certain trend, row-wise or column wise.Find out this trend and choose the missing character accordingly.
42
44
38
23
55
28
37
?
39
A) 22
B) 33
C) 66
D) 77
Answer: A) 22
Explanation:
In the first row, (42 - 38) x 11 = 44. In the second row, (28 - 23) x 11 = 55. .'. In the third row, missing number = (39 - 37) x 11 = 2 x 11 = 22.