A shop sells pairs of trainers for £52 each. They make a percentage profit of 30% on each pair. What was the cost of each pair o
1 answer:
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Solution :
Let us consider the squares be
If x ranges from the 0 to 16 and the y ranges from 16 to 32, we see that the boundary of the region which goes from the
.
And so it is easier to find the area of region where . This is the triangle with points
as its vertices.
The area if the triangle is =
=
Now the entire area is = 256
Then,
or
Thus the answer is