The correct form of expression to express the context earning on the sales of the products is (0. 035)(50,000) (0. 065)(81,500).
The context is about a graduate who earns on the basis of commission on the fixed amount of stock. On the sale of the first $ 50,000, he is getting 3.5% and the sales above $50,000 he is getting a commission of 6.5%.
Thus, the rate of 3.5% will be multiplied with the sales of %50,000, and the rate of 6.5% will be multiplied by the number of sales above $50,000 that is $81,500.
Therefore, the correct option is a.
To know more about the expressions that express the total earning of the employee, refer to the link below:
brainly.com/question/2337923