Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
21st March 1999
- 1Drawing 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.
- 2Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 3 : 5. Write y in terms of x.
- 3Area and Perimeter2 marks
A triangle has a base of 20 cm and a perpendicular height of 10 cm. Work out its area.
- 4Probability Trees3 marks
A bag holds 8 red and 3 blue counters. Two are taken without replacement. Work out the probability both are red.
- 5Box Plots2 marks
A box plot has minimum 3, lower quartile 12, median 17, upper quartile 24 and maximum 32. Work out the interquartile range.
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