Daily Practice

Foundation Plus

10th October 1982

5 questions · 11 marks · Grades 4-6 · 128 question types in this band

1
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -9/x, work out y when x = 1, and write down the equation of its vertical asymptote.
2
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 5 : 8. Write y in terms of x.
3
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 17 cm and one shorter side of 15 cm. Work out the other shorter side.
4
Probability Trees3 marks
A bag holds 5 red and 5 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
5
Box Plots2 marks
A box plot has minimum 6, lower quartile 11, median 14, upper quartile 16 and maximum 23. Work out the interquartile range.

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