Daily Practice

Higher Plus

11th January 1985

5 questions · 15 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 = 6a + 6b. What does this show about PQ and RS?
2
Probability Equation Questions3 marks
The probability of winning a game is 9/10. A player expects 99 wins. How many games did they play?
3
Histograms3 marks
A histogram has two bars: one 5 units wide with frequency density 1.2, one 25 units wide with density 0.8. How many values in total?
4
Surds3 marks
Rationalise the denominator of 30/sqrt(6), giving your answer in its simplest form.
5
Transforming Graphs y=f(x)3 marks
The point (-6, 2) lies on y = f(x). Write down its image on y = f(x - 3).

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