The average price is calculated by dividing the sum of all prices with the number of items.
average price= price1+price2+...priceN/N
In our case , we have four pairs of shoes.So, N=4.
We also know the average price. average price=$50
We also know the price of the first pair of shoes (price1), of the second (price2) and the third (price3). We need to find out Price4:
$50=$35+$40+$55+Price4/4
50*4=<span>$35+$40+$55+Price4
$200=$130+Price4
Price4=200-130
Price4=$70</span>
Answer:

Step-by-step explanation:
The range of a projectile is given by :

Put R = 20 m, u = 15 m/s and finding the value of angle of projection
So,

So, the required angle of projection is equal to
.
The answer to <span>One eighth of Tony's books are mystery books He has 3 Mystery books how many books does Tony have in all is 24
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ANSWER: Receive.
As you receive your vehicle, look for fluids and other objects that were not there before you parked your vehicle.
Hope this helps! :)
Have a lovely day! <3
what grade is this and what are the answers i need them to help