1, 4, 9, 16, 20, 36, and 49
A. 1
B. 9
C. 20
D. 49
Answer:C
1, 4, 9, 16, 20, 36, and 49
A. 1 B. 9 C. 20 D. 49
Explanation: 12, 22, 32, 42, 52, 62, 72 is the pattern. However, instead of 52, only 20 will be produced.