Question

Which group below shows the rule: output equals four times input? Yes

Answer 1

The equation that represents the rule "output equals four times input" can be written as:

Output = 4 x Input

So, looking at the answer options, the group that shows this rule is:

Input | Output
------|--------
1 | 4
2 | 8
3 | 12
4 | 16

Therefore, the answer is the fourth group.