Daily Practice · Higher

Daily Practice - Higher

20th June 1991

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Repeated Percentage Change3 marks
A town's population is 29000 and grows by 4% each year. Work out the population after 6 years, to the nearest whole number.
2
Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 8 cm and angle 90°. Work out its area, to 1 decimal place.
3
Conditional Probability3 marks
23 students study Spanish and 7 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
4
Histograms2 marks
A histogram class is 10 units wide and contains 15 values. Work out the frequency density.
5
The Product Rule for Counting3 marks
A code is 3 letters (A to Z) followed by 4 digits (0 to 9), and repeats are allowed. How many codes are possible?

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