Directions (Set of 2 questions): In the following question, select the number which can be placed at the sign of question mark (?) from the given alternatives.
7
|
2
|
|
3
|
4
|
|
8
|
2
|
3
|
42
|
|
7
|
84
|
|
5
|
?
|
Solution
The number at the bottom right is equal to the product of other three numbers.
Eg:- $7 \times 3 \times 2 = 42$
And $3 \times 7 \times 4 = 84$
Similarly, $8 \times 5 \times 2 = 80$