Daily Practice

Higher Plus

18th January 1978

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

1
Vectors Proof Questions3 marks
In a vector proof you find that vector PQ = 3a - 3b and vector RS = 12a - 12b. What does this show about PQ and RS?
2
Probability Equation Questions3 marks
The probability of winning a game is 3/4. A player expects 12 wins. How many games did they play?
3
Histograms2 marks
On a histogram, a 4-wide bar and a 16-wide bar have the same frequency density of 2. How many more values are in the wider class?
4
Bounds3 marks
A rectangle is 16 cm by 24 cm, each correct to the nearest cm. Work out the upper bound of its area.
5
Transforming Graphs y=f(x)3 marks
The point (0, 3) lies on y = f(x). Write down its image on y = f(x) + 5.

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