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 = a + 4b and vector RS = 4a + 16b. What does this show about PQ and RS?
- 2Probability Equation Questions3 marks
The probability of winning a game is 1/10. A player expects 3 wins. How many games did they play?
- 3Histograms3 marks
A histogram has two bars: one 10 units wide with frequency density 2, one 5 units wide with density 3.5. How many values in total?
- 4Surds3 marks
Simplify sqrt(75) + sqrt(147), giving your answer in the form a sqrt(b).
- 5Algebraic Fractions3 marks
Simplify (x^2 + 5x + 4)/(x + 4).
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