If i'm mistaken; he needs to buy 3 sheets?
The rule of the function is to multiply the input by 3, since one yard is equal in length to three feet.
So, if the input is 15.4, the output will be

Decreased by 25%
find 25% of 12 and decrease 12 by it
percent means parts out of 100
25%=25/100=1/4
'of' means multiply
25% of 12=1/4 times 12=3
decrease 12 by 3
12-3=9
answer is 9
Answer:
your answer will be<u> A.85°</u>
Step-by-step explanation:
hope it helps you
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