Daily Practice

Higher

22nd August 1979

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

1
Speed and Density2 marks
A block has volume 115 cm^3 and density 2.5 g/cm^3. Work out its mass.
2
Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 3 cm and angle 90°. Work out its area, to 1 decimal place.
3
Conditional Probability3 marks
29 students study Spanish and 9 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
4
Cumulative Frequency2 marks
Four classes in order have frequencies 10, 9, 8, 11. Write down the cumulative frequency at the end of the third class.
5
Bounds2 marks
A mass is 410 kg, correct to the nearest 10. Write down the lower bound.

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