Daily Practice

Higher

30th April 1991

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

1
Capture Recapture3 marks
55 fish are marked and released. Later 63 are caught, of which 7 are marked. Estimate the population.
2
Standard Form2 marks
Work out (2 x 10^4) x (8 x 10^-4). Give your answer in standard form.
3
Expanding Triple Brackets3 marks
Expand and simplify (x - 1)(x + 1)(x - 1).
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 2 : 5. Write y in terms of x.
5
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 29 cm and one shorter side of 20 cm. Work out the other shorter side.

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