Daily Practice

Higher Plus

22nd June 1978

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

1
Velocity Time Graphs2 marks
A train slows steadily from 16 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 = q. X is the midpoint. Write vector OX in terms of b and q.
3
Probability Equation Questions3 marks
The probability of winning a game is 3/5. A player expects 21 wins. How many games did they play?
4
Histograms3 marks
On a histogram the bar for 20 < x <= 25 has a frequency density of 2.4. How many values are in that class?
5
Surds3 marks
Simplify sqrt(12) + sqrt(48), giving your answer in the form a sqrt(b).

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