Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
1st October 2014
- 1Conditional Probability3 marks
22 students study Spanish and 9 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 2Cumulative Frequency2 marks
Four classes in order have frequencies 9, 7, 6, 8. Write down the cumulative frequency at the end of the third class.
- 3Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.444... as a fraction in its simplest form.
- 4Inequalities on Graphs3 marks
Does the point (-2, 8) satisfy y > -4x + 8?
- 5Speed and Density2 marks
A block has volume 190 cm^3 and density 2.5 g/cm^3. Work out its mass.
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