Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
- 1Conditional Probability3 marks
23 students study Spanish and 4 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 2Histograms2 marks
A histogram class is 20 units wide and contains 60 values. Work out the frequency density.
- 3Bounds2 marks
A mass is 300 kg, correct to the nearest 10. Write down the upper bound.
- 4Drawing Quadratic Graphs2 marks
For the curve y = x^2 + 4x - 10, work out y when x = -2.
- 5Repeated Percentage Change3 marks
A town's population is 20000 and grows by 8% each year. Work out the population after 5 years, to the nearest whole number.
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Every sheet is deterministic: the same date always regenerates the same five questions. All of May 2000, including the monthly compilation PDF.