Answer:

Step-by-step explanation:
The identity you will use is:

So,


Now, using the difference of sin
Note: state that 

Solving the difference of sin:



Then,

Once

And,



Therefore,

Step-by-step explanation:
1 ans 35/37
2 ans 0.95
3 ans 12/37
4 ans 0.32
Price per box, P = $1.45 .
Money left, M = $1247 - $472.70 = $774.3 .
Let, number of boxes are x.
So,

Therefore, they have to sell 534 more boxes.
Hence, this is the required solution.
Answer:
1/8 :)
Step-by-step explanation:
1/8 is correct because 12.5*8=100
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