Daily Practice · Foundation Plus

Daily Practice - Foundation Plus

Grades 4-6 - the Foundation / Higher crossover zone.

26th September 2003

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

1
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -12/x, work out y when x = 4, and write down the equation of its vertical asymptote.
2
Proportion2 marks
6 identical pens cost £7.20. Work out the cost of 12 of the same pens.
3
Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 4. The smaller has an area of 3 cm^2. Work out the area of the larger.
4
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.25. It is thrown 100 times. How many heads would you expect?
5
Box Plots2 marks
A box plot has minimum 14, lower quartile 18, median 20, upper quartile 25 and maximum 35. Work out the interquartile range.

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