Daily Practice

Higher

20th February 1987

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 newt population of a stream. State one assumption the method relies on.
2
Bounds2 marks
A mass is 14 kg, correct to the nearest whole number. Write down the upper bound.
3
Changing the Subject of a Formula3 marks
Make x the subject of y = 2x^2 - 2.
4
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 6, y = 24. Work out y when x = 3.
5
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 87°. Work out angle ADC.

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