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  • 40 pears are divided into 3 classes, 20 pears are divided into 1 class, and the rest are evenly divided into 2 classes and 3 classes, and 2 classes are divided into ()

  • Hi, can you help me with my homework? I will paste my homework or take a homework photo for you.

  • Hi, could you analyze the value 3*10^8 m/s?