这家商店的最低消费是50元。

The store has a ___minimum purchase requirement of 50 yuan.

超市规定每位顾客最低消费金额为50元。

The supermarket sets a ___minimum purchase of 50 yuan per customer.

请将噪音控制在最低限度，病人们需要休息。

Please keep the noise to a ___minimum as the patients need to rest.