Daily Practice · Foundation Plus

Daily Practice - Foundation Plus

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

5th June 2009

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

1
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.25. It is thrown 500 times. How many heads would you expect?
2
Box Plots2 marks
A box plot has minimum 11, lower quartile 19, median 28, upper quartile 35 and maximum 45. Work out the interquartile range.
3
Standard Form2 marks
Write 0.000046 in standard form.
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
7 identical pens cost £15.75. Work out the cost of 9 of the same pens.

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