Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
27th March 2011
- 1Probability Trees3 marks
A bag holds 2 red and 5 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 2Box Plots2 marks
A box plot has minimum 14, lower quartile 21, median 24, upper quartile 33 and maximum 40. Work out the interquartile range.
- 3Prime Factors, HCF and LCM3 marks
Write 150 as a product of its prime factors, using index form.
- 4Drawing 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.
- 5Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 2 : 7. Write y in terms of x.
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