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Maths Puzzle
Algebra
The unit cost in dollars for manufacturing n starters is given by C = 0.004n^2 - 3.2n + 660. What is the unit cost when 390 starters are manufactured? For what number
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Book Other Question
A boxing ring in the shape of a square, 20 ft on each side. How far apart would the boxers be when they are in opposite corners of the ring?
The table used for table tennis is 4 ft longer than it is wide and has a area of 45 ft^2. What are the dimensions of the table?