© examsiri.com
Question : 42 of 200
Marks:
+1,
-0
Solution:
(2) The pattern is :
8 × 1 –12 = 8 – 1 = 7
7 × 2 – 22 = 14 – 4 = 10
10 × 3 – 32 = 30 – 9 = 21
21 × 4 – 42 = 84 – 16 = 68
68 × 5 – 52 = 340 – 25 = 315
© examsiri.com
Go to Question: