Committee chair bill led a discussion with the rest of his committee about a club matter, then called for a vote. since the committee is made up of nine members, five votes are needed to pass the measure. this way of arriving at a decision is termed deciding by:

Majority

Explanation: The decision-making based on the majority rule is defined as more than half of the total votes gained party .The casted votes are counter and the party receiving more than half of the votes wins in any committee, democratic sessions etc.

The situation mentioned in the question consist of a particular committee which need to decide about a certain topic.So, they choose to decide solution on the basis of votes.The solution that has five or more votes as majority will win and will be considered for the club matter.

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i just had a test with that question