Daily Practice

Higher

23rd April 1974

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

1
Capture Recapture3 marks
20 newts are marked and released. Later 35 are caught, of which 5 are marked. Estimate the population.
2
Bounds2 marks
A mass is 320 kg, correct to the nearest 10. Write down the lower bound.
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 7x + 6.
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 5 : 8. Write y in terms of x.
5
The Sine Rule3 marks
In triangle ABC, angle A is 38°, angle B is 105° and side a is 16 cm. Use the sine rule to work out side b, to 1 decimal place.

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