Daily Practice

Higher

15th August 1977

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

1
Spheres and Cones3 marks
A cone has base radius 2 cm and vertical height 18 cm. Work out its volume, leaving your answer in terms of pi.
2
Probability Trees3 marks
A bag holds 9 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 228 values. What cumulative frequency do you read across from to estimate the lower quartile?
4
Bounds2 marks
A mass is 650 kg, correct to the nearest 10. Write down the upper bound.
5
Inequalities on Graphs2 marks
A region is defined by y <= -3x + 3. Should the boundary line be solid or dashed, and why?

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