Daily Practice

Higher

19th April 1985

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

1
Capture Recapture2 marks
A capture-recapture estimate is made of the moth population of a meadow. State one assumption the method relies on.
2
Surds2 marks
Write sqrt(27) in the form a sqrt(b), where b is as small as possible.
3
Changing the Subject of a Formula3 marks
Make x the subject of y = 7x^2 - 11.
4
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 6, y = 54. Work out y when x = 2.
5
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 70°. Work out angle ADC.

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