Question

31. Find the missing number in place of the
question mark (?), if the same rule is
followed row-wise or column-wise.
7
18
21
10
30
?
12
42
84
(A) 65
(C) 45
(E) None of these
(B) 50
(D) 60​

Answer 1

Answer:50

Step-by-step explanation: