Daily Practice · Higher

Daily Practice - Higher

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

10th November 2011

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

1
Conditional Probability3 marks
13 students study Spanish and 4 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
2
Histograms2 marks
A histogram class is 2 units wide and contains 5 values. Work out the frequency density.
3
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.222... as a fraction in its simplest form.
4
Inequalities on Graphs3 marks
Does the point (4, 23) satisfy y > 4x + 4?
5
Repeated Percentage Change3 marks
A town's population is 19000 and grows by 4% each year. Work out the population after 3 years, to the nearest whole number.

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