Daily Practice

Higher

12th June 1973

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

1
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 2 : 9. Write y in terms of x.
2
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 20 cm and an angle of 63°. Work out the side opposite that angle, to 1 decimal place.
3
Probability Trees3 marks
1 of 9 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Capture Recapture3 marks
45 beetles are marked and released. Later 48 are caught, of which 8 are marked. Estimate the population.
5
Fractional and Negative Indices3 marks
Work out 27^(2/3).

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