Daily Practice · Higher

Daily Practice - Higher

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

28th October 2021

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

1
Repeated Percentage Change3 marks
A town's population is 28500 and grows by 5% each year. Work out the population after 4 years, to the nearest whole number.
2
Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 9 cm and angle 30°. Work out its area, to 1 decimal place.
3
Conditional Probability3 marks
18 students study Spanish and 10 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 5 units wide and contains 7.5 values. Work out the frequency density.
5
The Product Rule for Counting3 marks
A code is 3 letters (A to Z) followed by 3 digits (0 to 9), and repeats are allowed. How many codes are possible?

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