Daily Practice

Foundation Plus

23rd March 1986

5 questions · 12 marks · Grades 4-6 · 128 question types in this band

1
Expanding and Factorising Quadratics3 marks
Factorise x^2 - 4x - 12.
2
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 3 : 7. Write y in terms of x.
3
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 25 cm and one shorter side of 7 cm. Work out the other shorter side.
4
Probability Trees3 marks
A bag holds 7 red and 2 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
5
Scatter Graphs2 marks
A scatter graph plots rainfall in a week and the number of umbrellas sold. What type of correlation would you expect?

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