Zach earns $37. 50 every weekend for delivering newspapers. Zach is saving his earnings in order to buy a new computer that costs $470. 80. If zach already has $58. 30, enter the minimum number of weekends zach will need to work before he has enough money to buy the computer.

The correct answer is b, social stratification is needed for a society to exist. marxist theory regarding social stratification is that due to the differing economic capacities among people in society, a natural separation occurs between those that own the means of production and those that sell their labour in the production chain. 

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