Daily Practice · Foundation Plus

Daily Practice - Foundation Plus

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

19th August 2005

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 0.15. It is thrown 100 times. How many heads would you expect?
2
Box Plots2 marks
A box plot has minimum 12, lower quartile 20, median 24, upper quartile 33 and maximum 37. Work out the interquartile range.
3
Standard Form2 marks
Write 1970 in standard form.
4
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 14/x, work out y when x = 2, and write down the equation of its vertical asymptote.
5
Proportion2 marks
6 identical batteries cost £8.70. Work out the cost of 7 of the same batteries.

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