20. Find the total cost.
car
selling price: $\$ 9800$
tax rate: $7 \%$

Answer

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Answer

Final Answer: The total cost of the car is $\boxed{10486}$.

Steps

Step 1 ：Given the selling price of the car is $\$ 9800$ and the tax rate is $7 \%$.

Step 2 ：The total cost of the car would be the selling price plus the tax.

Step 3 ：The tax can be calculated by multiplying the selling price by the tax rate, which is $9800 \times 0.07 = 686$.

Step 4 ：Adding the tax to the selling price gives the total cost, which is $9800 + 686 = 10486$.

Step 5 ：Final Answer: The total cost of the car is $\boxed{10486}$.