## Puzzles Questions - 1 • 14
• 16
• 20
• 18
• 22
Explanation

Middle number is obtained from the sum of the corner numbers.

6 + 8 + 2 + 2 = 18

Workspace • 16
• 36
• 20
• 48
• 24
Explanation Workspace • 24
• 36
• 38
• 42
• 39
Workspace • 18
• 12
• 42
• 24
• 16
Workspace • 36
• 48
• 96
• 24
• 18
Explanation

From the examples, middle number is obtained from

12 x 6 = 72 Ã· 3 = 24, 18 x 5 = 90 Ã· 6 = 15

Hence answer is 16 x 6 = 96 Ã· 4 = 24

Workspace • 16
• 8
• 4
• 12
• 18
Explanation

From the examples middle number is obtained from

18 x 4 = 72 Ã· 2 = 36 square root of 36 is 6

15 x 5 = 75 Ã· 3 = 25 square root of 25 is 5

16 x 10 = 160 Ã· 10 = 16 square root of 16 is 4

Workspace • 144
• 121
• 169
• 196
• 81
Explanation

From the examples 12 + 16 â€“ 22 = 6 = 62 = 36

25 + 42 â€“ 55 = 12 = 122 = 144

Answer = 31 + 18 â€“ 35 = 14 or 142 = 196

Workspace • 24
• 32
• 36
• 38
• 40
Explanation

From the examples

21 â€“ 18 = 3 x 8 = 24

18 â€“ 12 = 6 x 8 = 48

Answer = 26 â€“ 22 = 4 => 4 x 8 = 32

Workspace • 25
• 20
• 15
• 10
• 5
Explanation

From examples, middle number is obtained from the sum of the numbers Ã· 2

5 + 4 + 8 + 9 = 26 Ã· 2 = 13

4 + 12 + 3 + 19 = 38 Ã· 2= 19

Therefore answer = 40 x 2 = 80 â€“ (18+21+36) = 5

Workspace • 81
• 46
• 32
• 68
• 34
Explanation

182 - 162 = 324 â€“ 256 = 68

Workspace

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