Daily Practice

Foundation Plus

7th April 1962

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 200 times. How many heads would you expect?
2
Box Plots2 marks
A box plot has minimum 7, lower quartile 15, median 18, upper quartile 21 and maximum 30. Work out the interquartile range.
3
Standard Form2 marks
Write 943000 in standard form.
4
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 60/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 = 4, y = 36. Work out y when x = 15.

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