Daily Practice · Higher Plus

Daily Practice - Higher Plus

Grades 8-9 - exam-stretch algebra, geometry and reasoning.

4th March 1999

5 questions · 14 marks · Grades 8-9 · 51 question types in this band

1
Velocity Time Graphs2 marks
A train slows steadily from 21 m/s to rest in 10 seconds. Work out its deceleration.
2
Vectors Proof Questions3 marks
OACB is a parallelogram with vector OA = q and vector OB = p. X is the midpoint. Write vector OX in terms of q and p.
3
Probability Equation Questions3 marks
The probability of winning a game is 9/10. A player expects 81 wins. How many games did they play?
4
Histograms3 marks
On a histogram the bar for 30 < x <= 40 has a frequency density of 1.5. How many values are in that class?
5
Surds3 marks
Simplify sqrt(50) + sqrt(50), giving your answer in the form a sqrt(b).

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