Question: The function A = Age -0.00866x models the amount in pounds of a particular radioactive material stored in a concrete vault, where x is the

The function A = Age -0.00866x models the amount in pounds of a particular radioactive material stored in a concrete vault, where x is the number of years since the material was put into the vault. If 200 pounds of the material are placed in the vault, how much time will need to pass for only 65 pounds to remain? Round to nearest whole number.A. 260 yearsB. 140 yearsC. 130 yearsD. 135 years

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