Daily Practice · Higher Plus

Daily Practice - Higher Plus

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

19th April 2013

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

1
Velocity Time Graphs2 marks
A train slows steadily from 18 m/s to rest in 8 seconds. Work out its deceleration.
2
Vectors Proof Questions3 marks
OACB is a parallelogram with vector OA = b and vector OB = a. N is the midpoint. Write vector ON in terms of b and a.
3
Probability Equation Questions3 marks
The probability of winning a game is 3/5. A player expects 84 wins. How many games did they play?
4
Histograms3 marks
On a histogram the bar for 20 < x <= 30 has a frequency density of 3.5. How many values are in that class?
5
Surds3 marks
Rationalise the denominator of 10/sqrt(5), giving your answer in its simplest form.

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