Daily Practice

Foundation Plus

25th July 1987

5 questions · 11 marks · Grades 4-6 · 128 question types in this band

1
Probability Trees3 marks
A bag holds 8 red and 4 blue counters. Two are taken without replacement. Work out the probability both are red.
2
Box Plots2 marks
A box plot has minimum 12, lower quartile 19, median 22, upper quartile 29 and maximum 33. Work out the interquartile range.
3
Indices1 mark
Write down the value of 15^1.
4
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 9/x, work out y when x = 1, and write down the equation of its vertical asymptote.
5
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 2, y = 18. Work out y when x = 8.

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