Answer:
8.12 is the answer
Step-by-step explanation:
He needs 36 cookies.
First do 20 * .27 for the first twenty
then do 16 * .17 for the other 16 cookies
Add 5.4 + 2.72 = 8.12
It is in the thousand place
Answer:
Step-by-step explanation:
Price assuming he bought all large flags: 
Amount of money more: 
Difference of price in both flags: 
Medium Flags: 
Large Flags: 
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The reason why this works, is because the amount of money more comes from the difference between both flags.
If the rectangle has a fixed width of 300, it means that

where
and
are width and length, respetively.
So given the length
, the are would be

The midpoint of 85 and 90 is 87