Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
27th July 2022
- 1Conditional Probability3 marks
24 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 12, 6, 4, 11. Write down the cumulative frequency at the end of the third class.
- 3The Product Rule for Counting2 marks
A meal deal has 4 mains, 3 sides and 5 drinks. How many different meals are possible?
- 4Drawing Quadratic Graphs2 marks
For the curve y = x^2 + 5x + 6, work out y when x = 2.
- 5Speed and Density2 marks
A block has volume 140 cm^3 and density 8 g/cm^3. Work out its mass.
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