Daily Practice

Higher

30th September 1982

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Spheres and Cones3 marks
A cone has base radius 9 cm and vertical height 21 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
Histograms2 marks
A histogram class is 4 units wide and contains 16 values. Work out the frequency density.
4
Reverse Percentages3 marks
A bill is £960 including VAT at 20%. Work out the amount before VAT.
5
Inequalities on Graphs2 marks
A region is defined by y <= -2x + 4. Should the boundary line be solid or dashed, and why?

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