Daily Practice

Higher

18th October 1971

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

1
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 140 values. What cumulative frequency do you read across from to estimate the lower quartile?
2
Fractional and Negative Indices2 marks
Write 7^-1 as a fraction.
3
Inequalities on Graphs2 marks
A region is defined by y <= 3x + 5. Should the boundary line be solid or dashed, and why?
4
Repeated Percentage Change3 marks
A price rises by 10% and then falls by 15%. Work out the overall percentage change, to 2 decimal places.
5
Spheres and Cones3 marks
A cone has base radius 9 cm and vertical height 24 cm. Work out its volume, leaving your answer in terms of pi.

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