Daily Practice

Higher

8th January 1986

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Cumulative Frequency2 marks
Four classes in order have frequencies 11, 3, 3, 5. Write down the cumulative frequency at the end of the third class.
2
Surds2 marks
Write sqrt(32) in the form a sqrt(b), where b is as small as possible.
3
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -4x - 5 that passes through (5, -9).
4
Speed and Density2 marks
A block has volume 10 cm^3 and density 7.5 g/cm^3. Work out its mass.
5
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 20 cm, 21 cm and 29 cm. Work out the angle opposite the 20 cm side, to 1 decimal place.

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