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Maths Puzzle
Percentage
What is the fastest and easyest way to slove this problem.
How many liters of water must be added to 8 liter or a 40% acid solution to obtain a 10% acid solution?
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Book Other Question
the sides of his rectangled yard is 12'x9'. the pool is trisected in the rectangle. what is the perimeter of the pool? in the picture the pool is shaded
in . its like the 4 corn
A bridge over a river has a parabolic shaped opening over the water. The underside of the bridge is determined by " y = 12 + 4x - xsquared ". A support girder on one end of the bri