Daily Practice

Higher

18th August 1964

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Probability Trees3 marks
3 of 5 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
2
Capture Recapture3 marks
20 newts are marked and released. Later 60 are caught, of which 6 are marked. Estimate the population.
3
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.4747... as a fraction in its simplest form.
4
Factorising Harder Quadratics3 marks
Factorise 2x^2 + 7x - 30.
5
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 3 : 5. Write y in terms of x.

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