Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
27th December 2005
- 1Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 5 : 7. Write y in terms of x.
- 2Congruent Triangles2 marks
Two triangles are known to be congruent because two angles and the side between them are equal in both. Which congruence condition is this?
- 3Conditional Probability3 marks
19 students study Spanish and 11 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 4Capture Recapture3 marks
30 fish are marked and released. Later 84 are caught, of which 7 are marked. Estimate the population.
- 5Surds2 marks
Write sqrt(8) in the form a sqrt(b), where b is as small as possible.
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