Daily Practice

Higher Plus

19th August 1966

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 = 6a - 5b and vector RS = 12a - 10b. What does this show about PQ and RS?
2
Probability Equation Questions3 marks
The probability of winning a game is 3/10. A player expects 6 wins. How many games did they play?
3
Histograms3 marks
A histogram has two bars: one 10 units wide with frequency density 2.5, one 10 units wide with density 3.5. How many values in total?
4
Surds3 marks
Rationalise the denominator of 77/sqrt(11), giving your answer in its simplest form.
5
Inverse and Composite Functions3 marks
f(x) = 6x + 6 and g(x) = 3x - 3. Work out fg(5).

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