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Simple majority of the majority of that house.
Quorum.
quorum - minimum number of senators or representatives to conduct a vote
A quorum is the minimum number of members of an organization required to transact business in a meeting. If there is no quorum at a meeting, then votes cannot be taken at that meeting.
Given a quota requirement for passing some decision, a quorum is the amount of support needed to reach the quota.
Quorum
The minimum age requirement for the US President is 35 years old.
A quorum is the minimum sufficient number to conduct business. It's number is determined by the bylaws of the organization.
A quorum is the minimum number of people in a group that are required to make decisions that can stand and are valid. In many cases, a quorum is one half of the entire group.
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Q - Quorum In law, a quorum is the minimum number of members of a deliberative body necessary to conduct the business of that group.
quorum = minimum number of people required for a meeting or assembly before it can validly start eg The annual meeting couldn't start until a fourth person arrived, because the quorum for a valid meeting was four.