The answer:
First: sec(-pi) is sec(pi)
And sec(pi) is -1
Answer:
40.2
Step-by-step explanation:
Answer:
The cost of each cotton candy bag is $4.
Step-by-step explanation:
Consider the provided information.
Let, the vendor has
dollar at the starting of each day.
Let, the cost of each cotton candy bag is
.
Now when she sells a total of 12 bags, she has $128.
.....(1)
After she sells a total of 20 bags, she has $160.
....(2)
Subtract equation 1 from equation 2.



Hence, the cost of each cotton candy bag is $4.
Hello there!
Your answer is 3 hours and 30 minutes.
I hope I have been of assistance!
~ Fire