Daily Practice - Higher Plus
Grades 8-9 - exam-stretch algebra, geometry and reasoning.
19th October 2001
- 1Velocity Time Graphs2 marks
A train slows steadily from 40 m/s to rest in 8 seconds. Work out its deceleration.
- 2Vectors Proof Questions3 marks
OACB is a parallelogram with vector OA = q and vector OB = b. P is the point dividing AB in the ratio 1 : 2. Write vector OP in terms of q and b.
- 3Probability Equation Questions3 marks
The probability of winning a game is 1/4. A player expects 11 wins. How many games did they play?
- 4Histograms3 marks
On a histogram the bar for 60 < x <= 70 has a frequency density of 1.5. How many values are in that class?
- 5Surds3 marks
Rationalise the denominator of 8/sqrt(2), giving your answer in its simplest form.
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