Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

28th August 2015

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 ladybird population of a garden. 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 = 5x^2 - 3.
4
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 2, y = 12. Work out y when x = 10.
5
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 81°. Work out angle ADC.

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