Daily Practice

Higher

26th June 1984

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 = 5 : 7. Write y in terms of x.
2
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 14 cm and an angle of 38°. Work out the side adjacent to that angle, to 1 decimal place.
3
Probability Trees3 marks
1 of 5 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Capture Recapture3 marks
30 newts are marked and released. Later 50 are caught, of which 5 are marked. Estimate the population.
5
Surds2 marks
Write sqrt(27) in the form a sqrt(b), where b is as small as possible.

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