Daily Practice

Higher

17th May 1989

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Standard Form3 marks
Work out (6 x 10^12) / (2 x 10^3). Give your answer in standard form.
2
Quadratic Formula3 marks
Work out the discriminant of 3x^2 - 9x + 12 = 0 and say how many real solutions it has.
3
Speed and Density2 marks
A block has volume 135 cm^3 and density 11 g/cm^3. Work out its mass.
4
Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 3. The smaller has an area of 11 cm^2. Work out the area of the larger.
5
Conditional Probability3 marks
17 students study Spanish and 3 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.

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