Daily Practice · Higher

Daily Practice - Higher

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

26th March 2001

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

1
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 180 values. What cumulative frequency do you read across from to estimate the lower quartile?
2
Bounds2 marks
A mass is 370 kg, correct to the nearest 10. Write down the upper bound.
3
Inequalities on Graphs2 marks
A region is defined by y <= 4x + 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 8 cm and vertical height 6 cm. Work out its volume, leaving your answer in terms of pi.

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