Daily Practice · Higher

Daily Practice - Higher

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

19th July 2019

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

1
Conditional Probability3 marks
28 students study Spanish and 8 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
2
Capture Recapture2 marks
A capture-recapture estimate is made of the moth population of a meadow. State one assumption the method relies on.
3
Standard Form2 marks
Work out (8 x 10^6) x (2 x 10^-2). Give your answer in standard form.
4
Drawing Quadratic Graphs2 marks
For the curve y = x^2 + 6x + 3, work out y when x = 5.
5
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 5, y = 60. Work out y when x = 13.

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