Daily Practice

Higher Plus

19th May 1972

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 = 4a + 2b and vector RS = 8a + 4b. What does this show about PQ and RS?
2
Probability Equation Questions3 marks
The probability of winning a game is 7/10. A player expects 77 wins. How many games did they play?
3
Histograms3 marks
A histogram has two bars: one 20 units wide with frequency density 1.5, one 5 units wide with density 3. How many values in total?
4
Surds3 marks
Rationalise the denominator of 4/sqrt(2), giving your answer in its simplest form.
5
Factorising Harder Quadratics3 marks
Solve 4x^2 - 9x - 9 = 0.

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