Daily Practice · Higher Plus

Daily Practice - Higher Plus

6th December 1991

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 = 2a - 2b 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 7/10. A player expects 63 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 25 units wide with density 1.4. How many values in total?
4
Surds3 marks
Rationalise the denominator of 20/sqrt(5), giving your answer in its simplest form.
5
Factorising Harder Quadratics3 marks
Solve 20x^2 - x - 30 = 0.

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