Daily Practice · Higher

Daily Practice - Higher

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

20th January 2006

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

1
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 9, y = 108. Work out y when x = 8.
2
Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 7 cm and angle 45°. Work out its area, to 1 decimal place.
3
Conditional Probability3 marks
13 students study Spanish and 8 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
4
Capture Recapture2 marks
A capture-recapture estimate is made of the beetle population of a woodland. State one assumption the method relies on.
5
Standard Form2 marks
Work out (8 x 10^4) x (5 x 10^4). Give your answer in standard form.

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