Daily Practice · Higher

Daily Practice - Higher

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

5th July 2012

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

1
Repeated Percentage Change3 marks
A town's population is 24500 and grows by 8% each year. Work out the population after 4 years, to the nearest whole number.
2
Spheres and Cones3 marks
A sphere has radius 9 cm. Work out its volume, leaving your answer in terms of pi.
3
Probability Trees3 marks
5 of 9 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Histograms2 marks
A histogram class is 4 units wide and contains 16 values. Work out the frequency density.
5
The Product Rule for Counting2 marks
A meal deal has 5 mains, 8 sides and 3 drinks. How many different meals are possible?

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