exam
Maths Puzzle
Numerical Ability
Multiply
(x-10)(x+9)
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exam Other Question
I have no text book. I stand on a building, 96 feet high. I throw a ball upward at an initial velocity of 80 feet per second. How long will it take for the ball to reach me and how long will it take for the ball to reach the ground?
(b-12)^2