Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

10th February 2014

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

1
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 96 values. What cumulative frequency do you read across from to estimate the lower quartile?
2
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.3030... as a fraction in its simplest form.
3
Inequalities on Graphs2 marks
A region is defined by y < -5x - 2. Should the boundary line be solid or dashed, and why?
4
Repeated Percentage Change3 marks
A price rises by 25% and then falls by 25%. 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 12 cm. Work out its volume, leaving your answer in terms of pi.

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