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Maths Puzzle
Numerical Ability
6x2+23x+7
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4(11+7)-9x8=
i need help and can you explain it to me
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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?