Daily Practice

Higher

14th December 1971

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

1
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 4 : 9. Write y in terms of x.
2
Congruent Triangles2 marks
Two triangles are known to be congruent because every side of one matches a side of the other. Which congruence condition is this?
3
Conditional Probability3 marks
13 students study Spanish and 7 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
4
Capture Recapture3 marks
10 voles are marked and released. Later 70 are caught, of which 7 are marked. Estimate the population.
5
The Product Rule for Counting3 marks
A code is 3 letters (A to Z) followed by 2 digits (0 to 9), and repeats are allowed. How many codes are possible?

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