Daily Practice

Foundation Plus

21st October 1977

5 questions · 10 marks · Grades 4-6 · 128 question types in this band

1
Probability Trees3 marks
A bag holds 5 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
2
Box Plots2 marks
A box plot has minimum 5, lower quartile 14, median 23, upper quartile 29 and maximum 31. Work out the interquartile range.
3
Indices1 mark
Write down the value of 2^1.
4
Drawing 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.
5
Proportion2 marks
6 identical batteries cost £7.80. Work out the cost of 7 of the same batteries.

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