Daily Practice

Higher

17th November 1982

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Spheres and Cones3 marks
A cone has base radius 10 cm and vertical height 18 cm. Work out its volume, leaving your answer in terms of pi.
2
Probability Trees3 marks
A bag holds 8 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Cumulative Frequency2 marks
Four classes in order have frequencies 7, 5, 11, 3. Write down the cumulative frequency at the end of the third class.
4
Fractional and Negative Indices2 marks
Write 7^-1 as a fraction.
5
Inequalities on Graphs2 marks
A region is defined by y <= -x + 9. Should the boundary line be solid or dashed, and why?

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