Answer: 81 cookies
Explanation:
You can do it by first finding how many batches can she make in 36 minutes.
By doing 36/4 which is 9 then multiplying by amount of cookies in each batch. so 9*9= 81
Step-by-step explanation: you divide 36 by 4, which makes 9 and then you multiply that by the number of cookies baked, which is also 9. 9 x 9 makes 81.
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