Putanga 1: Hei whakamātautau, e toru ngā momo isobars beta-tawhito e mōhiotia ana; hei tauira, ā, he beta-tawhito katoa. Putanga 2: Ahakoa e toru ngā isobars pumau-beta rerekē, e mōhiotia ana i runga i te whakamātautau, hei tauira, ā, he pumau-beta katoa. Pātai: He ōrite te tikanga o te rerenga 1 me te rerenga 2? He Ae, he Kore rānei?
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