Daily Practice · Higher

Daily Practice - Higher

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

18th March 2004

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

1
Inequalities on Graphs2 marks
A region is defined by y < x - 7. Should the boundary line be solid or dashed, and why?
2
Repeated Percentage Change3 marks
A town's population is 20500 and grows by 3% each year. Work out the population after 3 years, to the nearest whole number.
3
Spheres and Cones3 marks
A cone has base radius 6 cm and vertical height 15 cm. Work out its volume, leaving your answer in terms of pi.
4
Probability Trees3 marks
A bag holds 5 red and 7 blue counters. Two are taken without replacement. Work out the probability both are red.
5
Histograms2 marks
A histogram class is 10 units wide and contains 40 values. Work out the frequency density.

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