Daily Practice · Higher

Daily Practice - Higher

10th January 1995

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

1
Surds2 marks
Write sqrt(27) in the form a sqrt(b), where b is as small as possible.
2
Quadratic Formula3 marks
Use the quadratic formula to solve 3x^2 + 5x + 1 = 0, to 2 decimal places.
3
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 5 : 8. Write y in terms of x.
4
Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 4. The smaller has an area of 5 cm^2. Work out the area of the larger.
5
Conditional Probability3 marks
26 students study Spanish and 6 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.

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