Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
23rd October 2019
- 1Conditional Probability3 marks
8 students study Spanish and 3 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 8, 4, 6, 9. 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.
- 4Drawing Quadratic Graphs2 marks
For the curve y = x^2 - 7x + 6, work out y when x = 0.
- 5Speed and Density2 marks
A block has volume 175 cm^3 and density 4 g/cm^3. Work out its mass.
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