exam Maths Puzzle Numerical Ability

Chapter 8 � Chapter Exercises 8.48 and 8.64

8.48 A sample of 20 pages was taken without replacement from the 1,591-page phone directory Ameritech Pages Plus Yellow Pages. On ea

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If a ball is tossed into the air from a height of 6 feet with a velocity of 32 feet per second, then its altitude at time t(in seconds) can be described by the function A(t)= -16t^2 + 32t + 6

Find the altitude of the ball at 2 seconds. The complement of a 53� angle has measure