Name three countries that used Marxist economic ideas during the twentieth century

China, Cuba and Vietnam.

Explanation:

Marxian economics focuses on the role of labour in the development of an economy . This is drawn from Karl Marx's seminal work ( Das Kapital).

medieval theories about scientific reasoning differed greatly from the reason favored during the scientific revolution in that it relied heavily on a fear of an all-powerful god, instead of rational thinking and observation.

2. multiply 3/4 by 8

step-by-step explanation:

3/4 ÷ 1/8

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3/4 * 8/1

24/4

6