The phrase "a different question would be" is correct and usable in written English.
It can be used when introducing an alternative question that shifts the focus of the discussion or inquiry.
Example: "While we can discuss the current issue, a different question would be how this situation affects our long-term strategy."
Alternatives: "another question to consider is" or "a separate inquiry could be".
If they were, a different question would be presented.
A different question would be presented under the Privileges and Immunities Clause of the Fourteenth Amendment.
If such annual rentals exceeded the limit of indebtedness, a different question would be presented.
Had the government filed a suit prior to that instituted by this petitioner, a different question would be presented.
If the statutes of Ohio had excluded from the jurisdiction of the courts of that state all actions for damages on account of death, a different question would be presented.
A different way to ask the same question would be the way Elon Musk responded when asked why did he decided to build the Tesla Gigafactory instead of asking Panasonic (one of the largest suppliers of lithium-ion batteries) to produce what he needed: "We're going to need, probably, like, 10 or 20 of these things," he said.
At any rate, Furchtgott-Roth concludes her report by asking a good question: "Does 15% of our population truly qualify as the neediest among us?" Romney's newly revealed remarks at a Florida fundraiser suggest that his answer to that question would be different from Obama's.
And that question would be different for each transaction and could be delivered in various ways (via text, email, etc.).
It is doubtless true that the state may impose penalties such as will tend to compel obedience to its mandates by all, individuals or corporations; and if extreme and cumulative penalties are imposed only after there has been a final determination of the validity of the statute, the question would be very different from that here presented.
Thus my answer to the question would be very different, as it would be for anyone, depending on which parent you asked me about.
Another question would be whether different types of pharmaceuticals vary in their effectiveness, and the same question would also be considered for the non-pharmacological treatments.
