3,9,27,?,243
Correct answer: 81
Explanation: Multiply by 3.
0 of 3 completed0 correct
Choose an option to begin.
Find next: 2,6,12,20,30,?
Correct answer: 42
Explanation: Differences +4,+6,+8,+10,+12.
If A is brother of B and B is sister of C, A is to C?
Correct answer: Brother
Explanation: A is male sibling of C.