Daily Practice

Foundation Plus

2nd October 1988

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

1
Expanding and Factorising Quadratics3 marks
Factorise x^2 - 49.
2
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 3 : 4. Write y in terms of x.
3
Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 5. The smaller has an area of 23 cm^2. Work out the area of the larger.
4
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.25. It is thrown 500 times. How many heads would you expect?
5
Scatter Graphs2 marks
A scatter graph plots the temperature outside and the number of ice creams sold. What type of correlation would you expect?

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