Daily Practice · Higher

Daily Practice - Higher

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

7th October 2005

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
Fractional and Negative Indices2 marks
Write 3^-3 as a fraction.
3
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -80/x, work out y when x = 10, and write down the equation of its vertical asymptote.
4
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 5, y = 55. Work out y when x = 4.
5
Similar Shapes (Area and Volume)3 marks
Two similar solids have lengths in the ratio 1 : 2. The larger has a volume of 72 cm^3. Work out the volume of the smaller.

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