Daily Practice

Higher

30th March 1983

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Conditional Probability3 marks
23 students study Spanish and 8 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
2
Cumulative Frequency2 marks
Four classes in order have frequencies 6, 9, 11, 7. Write down the cumulative frequency at the end of the third class.
3
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.2929... as a fraction in its simplest form.
4
Quadratic Formula3 marks
Use the quadratic formula to solve 2x^2 + 10x + 3 = 0, to 2 decimal places.
5
Speed and Density2 marks
A block has volume 75 cm^3 and density 2.5 g/cm^3. Work out its mass.

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