Daily Practice
Higher Plus
- 1Probability Equation Questions3 marks
The probability of winning a game is 1/4. A player expects 6 wins. How many games did they play?
- 2Histograms3 marks
A histogram has four 20-wide classes from 0, with frequency densities 0.5, 2, 1, 3. Which class contains the median?
- 3Surds3 marks
Expand and simplify (3 + sqrt(10))(3 - sqrt(10)).
- 4Factorising Harder Quadratics3 marks
Solve 20x^2 - x - 12 = 0.
- 5Direct and Inverse Proportion Depth3 marks
y is directly proportional to sqrt(x). When x = 9, y = 9. Work out y when x = 36.
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