Daily Practice

Higher

18th February 1970

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

1
Conditional Probability3 marks
11 students study Spanish and 6 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 12, 9, 3, 6. Write down the cumulative frequency at the end of the third class.
3
Fractional and Negative Indices3 marks
Work out 36^(3/2).
4
Drawing Quadratic Graphs2 marks
For the curve y = x^2 - 3x + 6, work out y when x = -3.
5
Speed and Density2 marks
A block has volume 175 cm^3 and density 2.5 g/cm^3. Work out its mass.

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