Daily Practice

Higher

21st August 1974

5 questions · 11 marks · Grades 6-7 · 61 question types in this band

1
Cumulative Frequency2 marks
Four classes in order have frequencies 8, 6, 5, 11. Write down the cumulative frequency at the end of the third class.
2
Surds2 marks
Write sqrt(48) in the form a sqrt(b), where b is as small as possible.
3
Expanding Triple Brackets3 marks
Expand and simplify (x - 5)(x + 1)(x + 3).
4
Speed and Density2 marks
A block has volume 130 cm^3 and density 3 g/cm^3. Work out its mass.
5
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 29 cm and one shorter side of 21 cm. Work out the other shorter side.

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