two objects, one having twice the mass of the other, are initially at rest. two forces, one twice as big as the other, act on the objects in opposite directions as shown above. 1)which of the following statements about the acceleration of the center of mass of the system is true?

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Trey has answered 15 e-mails. this is 20% of e-mails he must answer. how many e-mails does he need to answer? pls ; op'; ; p'[o; pio; uiylutryte

Aschool cafeteria has 40 tables. 35% of the tables have 8 chairs at each table. the remaining 65% of the tables have 6 chairs at each table. complete the model. then complete the statements to find the total number of chairs in the cafeteria.