Daily Practice · Foundation Plus

Daily Practice - Foundation Plus

1st March 1993

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 0.25. It is thrown 100 times. How many heads would you expect?
2
Box Plots2 marks
A box plot has minimum 9, lower quartile 13, median 22, upper quartile 24 and maximum 27. Work out the interquartile range.
3
Standard Form2 marks
Write 289000 in standard form.
4
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -10/x, work out y when x = 1, and write down the equation of its vertical asymptote.
5
Repeated Percentage Change3 marks
A town's population is 26000 and grows by 4% each year. Work out the population after 5 years, to the nearest whole number.

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