Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
31st December 2015
- 1Conditional Probability3 marks
19 students study Spanish and 3 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 4 units wide and contains 10 values. Work out the frequency density.
- 3Standard Form3 marks
Work out (40 x 10^9) / (5 x 10^4). Give your answer in standard form.
- 4Drawing Quadratic Graphs2 marks
For the curve y = x^2 - x + 10, work out y when x = 3.
- 5Repeated Percentage Change3 marks
A town's population is 14500 and grows by 8% each year. Work out the population after 3 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 December 2015, including the monthly compilation PDF.