Daily Practice

Higher

13th January 1984

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

1
Capture Recapture2 marks
A capture-recapture estimate is made of the fish population of a pond. State one assumption the method relies on.
2
Surds2 marks
Write sqrt(32) in the form a sqrt(b), where b is as small as possible.
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 14x + 48.
4
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 4, y = 28. Work out y when x = 3.
5
The Sine Rule3 marks
In triangle ABC, angle A is 48°, angle B is 79° and side a is 15 cm. Use the sine rule to work out side b, to 1 decimal place.

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