Daily Practice

Higher

6th October 1965

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

1
Conditional Probability3 marks
20 students study Spanish and 10 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 4, 5, 6, 3. Write down the cumulative frequency at the end of the third class.
3
Standard Form3 marks
Work out (9 x 10^10) / (3 x 10^4). Give your answer in standard form.
4
Quadratic Formula3 marks
Use the quadratic formula to solve 3x^2 - 8x - 12 = 0, to 2 decimal places.
5
Speed and Density2 marks
A block has volume 145 cm^3 and density 4 g/cm^3. Work out its mass.

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