Daily Practice - Higher Plus
Grades 8-9 - exam-stretch algebra, geometry and reasoning.
- 1Vectors Proof Questions3 marks
In a vector proof you find that vector PQ = 2a + 2b and vector RS = 10a + 10b. What does this show about PQ and RS?
- 2Probability Equation Questions3 marks
The probability of winning a game is 1/10. A player expects 2 wins. How many games did they play?
- 3Histograms3 marks
A histogram has two bars: one 10 units wide with frequency density 0.4, one 25 units wide with density 0.8. How many values in total?
- 4Bounds3 marks
x = 105 and y = 44, each correct to the nearest whole number. Work out the upper bound of x - y.
- 5Quadratic Inequalities3 marks
Solve x^2 + x - 6 > 0.
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