Daily Practice · Foundation Plus

Daily Practice - Foundation Plus

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

10th August 2009

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

1
Probability Trees3 marks
A bag holds 7 red and 5 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
2
Box Plots2 marks
A box plot has minimum 13, lower quartile 20, median 28, upper quartile 33 and maximum 39. Work out the interquartile range.
3
Prime Factors, HCF and LCM3 marks
Write 90 as a product of its prime factors, using index form.
4
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -40/x, work out y when x = 10, and write down the equation of its vertical asymptote.
5
Repeated Percentage Change3 marks
A town's population is 8000 and grows by 4% each year. Work out the population after 3 years, to the nearest whole number.

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