Daily Practice - Higher Plus
Grades 8-9 - exam-stretch algebra, geometry and reasoning.
9th October 2003
- 1Velocity Time Graphs2 marks
A train slows steadily from 18 m/s to rest in 5 seconds. Work out its deceleration.
- 2Vectors Proof Questions3 marks
OACB is a parallelogram with vector OA = b and vector OB = q. N is the point dividing AB in the ratio 1 : 3. Write vector ON in terms of b and q.
- 3Probability Equation Questions3 marks
The probability of winning a game is 1/4. A player expects 3 wins. How many games did they play?
- 4Histograms3 marks
On a histogram the bar for 0 < x <= 10 has a frequency density of 1.5. How many values are in that class?
- 5Surds3 marks
Simplify sqrt(12) + sqrt(27), giving your answer in the form a sqrt(b).
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