Hello Mike, I was struggling to make sense of question #6 on the Math (No calculator) section on the SAT Practice Test #8. Can you please explain the steps to properly solve it. Thank you for your time.

I like to plug in here. We know that and that . So…what if ?

Well, in that case, we’d have to say , or .

We could take this to a bit more of an extreme if we like. What if ?

Well, then we would plug in for and end up with .

We could try to go even smaller (?) but I think you get the point. Choice B is what we want.

Try as we might, there’s nothing we can plug in for based on the given that will allow to be 4 or less. So must be greater than 4.