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Maths Puzzle
Numerical Ability
The demand equation for a certain type of printer is given by
D=-200p + 35,000
The supply equation is predicted to be
S=-p^2 +400p - 20,000
Find the equilibrium price.
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book Other Question
One of the pitchers of the Chicago Cubs has a fastball that is electronically timed at 97.49 mph. Home plate is 17 inches long. How much time (in seconds) does the center of the ball take to pass directly over the plate?
solve for x.
2c - x = 4x + c - 5b