Solution

1. A) 38
Pattern: +7, + 7*3 = +21, + 21*3 = +63, + 63*3 = +189, ….

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2. C) 92
Pattern:

3. B) 331
Pattern:
×2 + 3, ×2 + 3, ×2 + 3, ×2 + 3, ×2 + 3, ×2 + 3,

4. B) 20
Pattern:
÷2 + 4, ÷2 + 4, ÷2 + 4, ÷2 + 4, ÷2 + 4, ÷2 + 4,

5. D) 43
Pattern:

6.  A) 743
Pattern:
×2 + 3, ×3 + 2, ×2 + 3, ×3 + 2, ×2 + 3, ×3 + 2,

7. D) 28
Pattern:
+ 42, + 62, + 82, + 102, + 122

8. C) 957
Pattern:
112 + 2, 152 – 2, 212 + 2, 252 – 2, 3122 – 2, 412

9. E) 134
Pattern:
16 + 12 = 28
28 + (12+5) = 28 + 17 = 45
45 + (17+5) = 45 + 22 = 67
67 + (22+5) = 67 + 27 = 94
94 + (27+5) = 126
126 + (32+5) = 163

10. C) 152
Pattern:

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