Daily Practice

Foundation Plus

22nd July 1988

5 questions · 12 marks · Grades 4-6 · 128 question types in this band

1
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 2/x, work out y when x = -1, and write down the equation of its vertical asymptote.
2
Proportion2 marks
5 identical notebooks cost £7.75. Work out the cost of 2 of the same notebooks.
3
Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 2. The smaller has an area of 10 cm^2. Work out the area of the larger.
4
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.4. It is thrown 200 times. How many heads would you expect?
5
Box Plots2 marks
A box plot has minimum 1, lower quartile 9, median 11, upper quartile 17 and maximum 19. Work out the interquartile range.

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