Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
13th January 2016
- 1Cumulative Frequency2 marks
Four classes in order have frequencies 7, 11, 10, 3. Write down the cumulative frequency at the end of the third class.
- 2The Product Rule for Counting2 marks
A meal deal has 3 mains, 7 sides and 2 drinks. How many different meals are possible?
- 3Expanding Triple Brackets3 marks
Expand and simplify (x + 4)(x + 1)(x - 1).
- 4Speed and Density2 marks
A block has volume 175 cm^3 and density 2.5 g/cm^3. Work out its mass.
- 5Pythagoras2 marks
A right-angled triangle has a hypotenuse of 17 cm and one shorter side of 8 cm. Work out the other shorter side.
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