Daily Practice

Higher

19th May 1970

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

1
Probability Trees3 marks
3 of 6 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
2
Capture Recapture3 marks
60 beetles are marked and released. Later 10 are caught, of which 2 are marked. Estimate the population.
3
Fractional and Negative Indices2 marks
Write 8^-2 as a fraction.
4
Simultaneous Equations3 marks
4 teas and 1 cake cost £10.45. 1 tea and 2 cakes cost £5.50. Find the price of a tea.
5
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 3 : 4. Write y in terms of x.

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