You buy a new mountain bike for $200. The value of the bike decreases by 25% each year. a. Write a model giving the mountain bike's value y (in dollars) after t years. Use the model to estimate the value of the bike after 3 years.
b. Graph the model.
c. Estimate when the value of the bike will be $100.

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Explanation:

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This is the answer.

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step-by-step explanation:

answer: $201

step-by-step explanation: to get the answer, you first get 3 nieces that he sold and multiply it by 67 and get $201, so he earned $201 selling his nieces.