Daily Practice

Foundation Plus

9th January 1977

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

1
Inequalities on Graphs3 marks
Does the point (0, 4) satisfy y > -4x + 8?
2
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 7 : 9. 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 14 cm^2. Work out the area of the larger.
4
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.15. It is thrown 100 times. How many heads would you expect?
5
Averages from Frequency Tables2 marks
Grouped data has five classes of width 10, the first being 30 < x <= 40. The frequencies in order are 21, 11, 16, 3, 7. Write down the modal class.

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