Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
21st August 2015
- 1Conditional Probability3 marks
25 students study Spanish and 5 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 2Capture Recapture2 marks
A capture-recapture estimate is made of the snail population of a hedgerow. State one assumption the method relies on.
- 3Standard Form3 marks
Work out (35 x 10^10) / (5 x 10^2). Give your answer in standard form.
- 4Solving Quadratics3 marks
Solve x^2 - 11x + 24 = 0.
- 5Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 7, y = 49. Work out y when x = 2.
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 August 2015, including the monthly compilation PDF.