Daily Practice

Higher

25th August 1987

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Capture Recapture3 marks
60 voles are marked and released. Later 20 are caught, of which 2 are marked. Estimate the population.
2
Surds2 marks
Write sqrt(98) in the form a sqrt(b), where b is as small as possible.
3
Expanding Triple Brackets3 marks
Expand and simplify (x + 3)(x - 2)(x - 5).
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 5 : 6. Write y in terms of x.
5
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 25 cm and one shorter side of 24 cm. Work out the other shorter side.

You are looking at an earlier sheet. Today's sheet is the one that adds a day.

Your run is kept in this browser only, and there is no account.

Any date always gives the same five questions, so a sheet can be set again or shared. All of August 1987, including the monthly compilation PDF.