Daily Practice · Foundation Plus

Daily Practice - Foundation Plus

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

26th November 2005

5 questions · 13 marks · Grades 4-6 · 128 question types in this band

1
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 24/x, work out y when x = 4, and write down the equation of its vertical asymptote.
2
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 4, y = 48. Work out y when x = 9.
3
Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 2. The smaller has an area of 17 cm^2. Work out the area of the larger.
4
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.4. It is thrown 50 times. How many heads would you expect?
5
Box Plots2 marks
A box plot has minimum 3, lower quartile 7, median 14, upper quartile 17 and maximum 22. Work out the interquartile range.

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