Daily Practice · Foundation Plus

Daily Practice - Foundation Plus

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

20th October 2007

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

1
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.1. It is thrown 500 times. How many heads would you expect?
2
Box Plots2 marks
A box plot has minimum 5, lower quartile 9, median 16, upper quartile 19 and maximum 21. Work out the interquartile range.
3
Standard Form2 marks
Write 18900000 in standard form.
4
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -100/x, work out y when x = 10, and write down the equation of its vertical asymptote.
5
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 3, y = 15. Work out y when x = 10.

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