Daily Practice
Foundation Plus
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14th January 1955
- 1Probability Trees3 marks
A bag holds 7 red and 3 blue counters. Two are taken without replacement. Work out the probability both are red.
- 2Box Plots2 marks
A box plot has minimum 1, lower quartile 7, median 14, upper quartile 20 and maximum 25. Work out the interquartile range.
- 3Indices1 mark
Write down the value of 12^0.
- 4Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 48/x, work out y when x = 4, and write down the equation of its vertical asymptote.
- 5Proportion2 marks
6 identical batteries cost £15.00. Work out the cost of 11 of the same batteries.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of January 1955, including the monthly compilation PDF.