Answer:
$693
Explanation:
If 3 hours is $297, then 6 hours is $297 multiplied by 2. Then you take $297 and divide it by three to see how much you pay for one hour, ($99) and add that to $297 times two.
The answer is 693
I divided $297/3 = $99 x 7 = $693
I hope this helps :)
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