Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
30th October 2007
- 1Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 4 : 7. Write y in terms of x.
- 2Congruent Triangles2 marks
Two triangles are known to be congruent because two angles and a corresponding side outside them are equal. Which congruence condition is this?
- 3Conditional Probability3 marks
26 students study Spanish and 7 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 4Capture Recapture3 marks
15 fish are marked and released. Later 77 are caught, of which 7 are marked. Estimate the population.
- 5Bounds2 marks
A mass is 50 kg, correct to the nearest whole number. Write down the upper bound.
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