Daily Practice

Higher

25th March 1987

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

1
Speed and Density2 marks
A block has volume 185 cm^3 and density 7.5 g/cm^3. Work out its mass.
2
Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 5. The smaller has an area of 11 cm^2. Work out the area of the larger.
3
Conditional Probability3 marks
28 students study Spanish and 11 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 6, 3, 6, 7. Write down the cumulative frequency at the end of the third class.
5
Bounds2 marks
A mass is 8.4 kg, correct to 1 decimal place. Write down the upper bound.

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