Select the related numbers from the given alternatives.
31 7 : 56 :: 9 : ?Answer: Option [C]Solution:
As, 7 and 72 + 7 = 56
Similarly
9 and 92 + 9 = 90
Answer: Option [C]Solution:
As, 7 and 72 + 7 = 56
Similarly
9 and 92 + 9 = 90
Answer: Option [A]
Solution:
As, 12 and 12 × 2 + 6 = 30
Similarly
18 and 18 × 2 + 6 = 42
Answer: Option [D]
Solution:
16
As, 85 → 8 × 5 = 40
Similarly
78 → 7 × 8 = 56
Answer: Option [B]
Solution:
66 - 2 = 64 → √(64) = 8
Similarly
38 - 2 = 36 → √(36) = 6
Answer: Option [A]
Solution:
As, 32 ⇒ 23 ⇒ 23 - 2 = 21
Similatly, 35 ⇒ 53 ⇒ 53 - 2 = 51
Answer: Option [C]
Solution:
As, 62 = 36
6 × 2 = 12 ⇒ 122 = 144
Similarly
72 = 49
7 × 2 = 14 ⇒ 142 = 196
Answer: Option [B]
Solution:
53 : 15 ⇒ 5 × 3 = 15
Similarly
43 : 12 ⇒ 4 × 3 = 12
Answer: Option [D]
Solution:
As, 5 and 52 × 4 = 100
Similarly, 7 and 72 × 4 = 196
Answer: Option [C]
Solution:
As, 42 = 16 and 52 - 3 = 22
Similarly, 62 = 36 and 72 - 3 = 46
Answer: Option [A]
Solution:
As, 6 and 6 × 3 - 1 = 17
Similarly, 9 and 9 × 3 - 1 = 26
