The exhibition of 7 birds will cost $2,450
<h3>
How to calculate the total cost ?</h3>
The wildlife center charges a basic fee of $325 for a bird exhibition
When 5 birds were exhibited, $125 additional fee was charged
The additional fee for a bird is
= 125/5
= 25
Therefore the total cost of exhibiting 7 birds can be calculated as follows
= 325 + 25
= 350
350 × 7
= 2,450
Hence the total cost for the exhibition of 7 birds is $2,450
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Answer:
40 degrees
Step-by-step explanation:
Basically the exterior angle plus x =180, so 4x-20+x=180. x=40.
6:10 or 3:5 I believe
Hope this helps!
Simplify both sides of the equation
Subtract 9 from both sides
Divide both sides by -9
X=-13
The pounds of grapes left with seinna is 3.125 or 
pounds
<h3><u>
Solution:</u></h3>
Given that Sienna has 
pounds of grapes
She eats 
pound and gives 
pounds to her brother
<em><u>To find: pounds of grapes left with seinna</u></em>
We can find the pounds of grapes left with seinna by subtracting the pounds of grapes she ate and pounds of grapes she gave to brother from the total pounds of grapes she had
Pounds of grapes left with seinna = total pounds of grapes - pounds of grapes she ate - pounds of grapes she gave to brother
<em><u>Substituting the values we get,</u></em>
Thus the pounds of grapes left with seinna is 3.125 or pounds
