Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
6th January 2017
- 1Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 200 times. How many heads would you expect?
- 2Box Plots2 marks
A box plot has minimum 11, lower quartile 14, median 20, upper quartile 26 and maximum 32. Work out the interquartile range.
- 3Standard Form2 marks
Write 0.0000486 in standard form.
- 4Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -20/x, work out y when x = -4, and write down the equation of its vertical asymptote.
- 5Proportion2 marks
5 identical batteries cost £7.00. Work out the cost of 10 of the same batteries.
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