Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
3rd March 2011
- 1Conditional Probability3 marks
23 students study Spanish and 12 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.
- 3Surds2 marks
Write sqrt(75) in the form a sqrt(b), where b is as small as possible.
- 4Solving Quadratics3 marks
Solve x^2 - 9x + 18 = 0.
- 5Repeated Percentage Change3 marks
A town's population is 29500 and grows by 8% each year. Work out the population after 4 years, to the nearest whole number.
You are looking at an earlier sheet. Today's sheet is the one that adds a day.
Your run is kept in this browser only, and there is no account.
Recent Higher sheets
Every sheet is deterministic: the same date always regenerates the same five questions. All of March 2011, including the monthly compilation PDF.